Preoperative Advance Care Planning for Older Adults Undergoing High-Risk Surgery: An Essential but Underutilized Aspect of Clinical Care

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Preoperative Advance Care Planning for Older Adults Undergoing High-Risk Surgery: An Essential but Underutilized Aspect of Clinical Care

Study Overview

Objective. The objectives of this study were to (1) quantify the frequency of preoperative advance care planning (ACP) discussion and documentation for older adults undergoing major surgery in a national sample, and (2) characterize how surgical patients and their family members considered ACP after postoperative complications.

Design. A secondary analysis of data from a multisite randomized clinical trial testing the effects of a question prompt list intervention (a Question Problem List [QPL] brochure with 11 questions) given to patients aged 60 years or older undergoing high-risk surgery on preoperative communication with their surgeons.

Setting and participants. This multisite randomized controlled trial involved 5 study sites that encompassed distinct US geographic areas, including University of Wisconsin Hospital and Clinics (UWHC), Madison; the University of California, San Francisco, Medical Center (UCSF); Oregon Health & Science University (OHSU), Portland; the University Hospital of Rutgers New Jersey Medical School (Rutgers), Newark; and the Brigham and Women’s Hospital (BWH), Boston, Massachusetts. The study enrolled 40 surgeons who routinely performed high-risk oncological or vascular surgery via purposeful sampling; patients aged 60 years or older with at least 1 comorbidity and an oncological or vascular problem that were treatable with high-risk surgery; and 1 invited family member per enrolled patient to participate in open-ended interviews postsurgery. High-risk surgery was defined as an operation that has a 30-day in-hospital mortality rate greater than or equal to 1%. Data were collected from June 1, 2016, to November 30, 2018.

Main outcome measures. The frequency of preoperative discussions and documentation of ACP was determined. For patients who had major surgery, any mention of ACP (ie, mention of advance directive [AD], health care power of attorney, or preference for limitations of life-sustaining treatments) by the surgeon, patient or family member during the audio recorded, transcribed, and coded preoperative consultation was counted. The presence of a written AD in the medical record at the time of the initial consultation, filed between the consultation and the date of surgery, or added postoperatively, was recorded using a standardized abstraction form. Postoperative treatments administered and complications experienced within 6 weeks after surgery were recorded. Open-ended interviews with patients who experienced significant postoperative complications (eg, prolonged hospitalization > 8 days, intensive care unit stay > 3 days) and their family members were conducted 6 weeks after surgery. Information ascertained during interviews focused on treatment decisions, postoperative experiences, and interpersonal relationships among patients, families, and clinicians. Transcripts of these interviews were then subjected to qualitative content analysis.

Main results. A total of 446 patients were enrolled in the primary study. Of these patients, 213 (122 men [57%]; 91 women [43%]; mean [SD] age, 72 [7] years) underwent major surgery. Only 13 (6.1%) of those who had major surgery had any discussion related to ACP in the preoperative consultation. In this cohort, 141 (66%) patients did not have an AD on file before undergoing major surgery. The presence of AD was not associated with age (60-69 years, 26 [31%]; 70-79 years, 31 [33%]; ≥ 80 years, 15 [42%]; P = .55), number of comorbidities (1, 35 [32%]; 2, 18 [33%]; ≥ 3, 19 [40%]; P = .62), or type of procedure (oncological, 53 [32%]; vascular, 19 [42%]; P = .22). Moreover, there was no difference in preoperative communication about ACP or documentation of an AD for patients who were mailed a QPL brochure compared to those who received usual care (intervention, 38 [35%]; usual care, 34 [33%]; P = .77). Rates of AD documentation were associated with individual study sites with BWH and UWHC having higher rates of documentation (20 [50%] and 27 [44%], respectively) compared to OHSU, UCSF, or Rutgers (7 [17%], 17 [35%], and 1 [5%], respectively). Analysis from the interviews indicated that patients and families felt unprepared for serious surgical complications and had varied interpretations of ACP. Patients with complications were enthusiastic about ACP but did not think it was important to discuss their preferences for life-sustaining treatments with their surgeon preoperatively.

Conclusion. Although surgeons and patients report that they believe ACP is important, preoperative discussion of patient preferences rarely occurs. This study found that the frequency of ACP discussions or AD documentations among older patients undergoing high-risk oncologic or vascular surgery was low. Interventions that are aimed to increase rates of preoperative ACP discussions should be implemented to help prepare patients and their families for difficult decisions in the setting of serious surgical complications and could help decrease postoperative conflicts that result from unclear patient care goals.

Commentary

Surgeons and patients approach surgical interventions with optimistic outlooks while simultaneously preparing for unintended adverse outcomes. For patients, preoperative ACP discussions ease the burden on their families and ensure their wishes and care goals are communicated. For surgeons, these discussions inform them how best to support the values of the patient. Therefore, it is unsurprising that preoperative ACP is viewed favorably by both groups. Given the consensus that ACP is important in the care of older adults undergoing high-risk surgery, one would assume that preoperative ACP discussion is a standard of practice among surgeons and their aging patients. However, in a secondary analysis of a randomized control trial testing a patient-mediated intervention to improve preoperative communication, Kalbfell et al1 showed that ACP discussions rarely take place prior to major surgery in older adults. This finding highlights the significant discrepancy between the belief that ACP is important, and the actual rate that it is practiced, in older patients undergoing high-risk surgery. This discordance is highly concerning because it suggests that surgeons who provide care to a very vulnerable subset of older patients may overlook an essential aspect of preoperative care and therefore lack a thorough and thoughtful understanding of the patient’s care goals. In practice, this omission can pose significant challenges associated with the surgeon and family’s decisions to use postoperative life-sustaining interventions or to manage unforeseen complications should a patient become unable to make medical decisions.

 

 

The barriers to conducting successful ACP discussions between surgeons and patients are multifactorial. Kalbfell et al1 highlighted several of these barriers, including lack of patient efficacy, physician attitudes, and institutional values in older adults who require major surgeries. The inadequacy of patient efficacy in preoperative ACP is illustrated by findings from the primary, multisite trial of QPL intervention conducted by Schwarze et al. Interestingly, the authors found that patients who did not receive QPL brochure had no ACP discussions, and that QPL implementation did not significantly improve discussion rates despite its intent to encourage these discussions.2 Possible explanations for this lack of engagement might be a lack of health literacy or patient efficacy in the study population. Qualitative data from the current study provided further evidence to support these explanations. For instance, some patients provided limited or incomplete information about their wishes for health care management while others felt it was unnecessary to have ACP discussions unless complications arose.1 However, the latter example counters the purpose of ACP which is to enable patients to make plans about future health care and not reactive to a medical complication or emergency.

Surgeons bear a large responsibility in providing treatments that are consistent with the care goals of the patient. Thus, surgeons play a crucial role in engaging, guiding, and facilitating ACP discussions with patients. This role is even more critical when patients are unable or unwilling to initiate care goal discussions. Physician attitudes towards ACP, therefore, greatly influence the effectiveness of these discussions. In a study of self-administered surveys by vascular, neurologic, and cardiothoracic surgeons, greater than 90% of respondents viewed postoperative life-supporting therapy as necessary, and 54% would decline to operate on patients with an AD limiting life-supporting therapy.3 Moreover, the same study showed that 52% of respondents reported discussing AD before surgery, a figure that exceeded the actual rates at which ACP discussions occur in many other studies. In the current study, Kalbfell et al1 also found that surgeons viewed ACP discussions largely in the context of AD creation and declined to investigate the full scope of patient preferences. These findings, when combined with other studies that indicate an incomplete understanding of ACP in some surgeons, suggest that not all physicians are able or willing to navigate these sometimes lengthy and difficult conversations with patients. This gap in practice provides opportunities for training in surgical specialties that center on optimizing preoperative ACP discussions to meet the care needs of older patients.

Institutional value and culture are important factors that impact physician behavior and the practice of ACP discussion. In the current study, the authors reported that the majority of ACP discussions were held by a minority of surgeons and that different institutions and study sites had vastly different rates of ACP documentation.1 These results are further supported by findings of large variations between physicians and hospitals in ACP reporting in hospitalized frail older adults.4 These variations in practices at different institutions suggest that it is possible to improve rates of preoperative ACP discussion. Reasons for these differences need to be further investigated in order to identify strategies, resources, or trainings required by medical institutions to support surgeons to carry out ACP discussions with patients undergoing high-risk surgeries.

The study conducted by Kalbfell et al1 has several strengths. For example, it included Spanish-speaking patients and the use of a Spanish version of the QPL intervention to account for cultural differences. The study also included multiple surgical specialties and institutions and captured a large and national sample, thus making its findings more generalizable. However, the lack of data on the duration of preoperative consultation visits in patients who completed ACP discussions poses a limitation to this study. This is relevant because surgeon availability to engage in lengthy ACP discussions may be limited due to busy clinical schedules. Additional data on the duration of preoperative visits inclusive of a thoughtfully conducted ACP discussion could help to modify clinical workflow to facilitate its uptake in surgical practices.

Applications for Clinical Practice

The findings from the current study indicate that patients and surgeons agree that preoperative ACP discussions are beneficial to the clinical care of older adults before high-risk surgeries. However, these important conversations do not occur frequently. Surgeons and health care institutions need to identify strategies to initiate, facilitate, and optimize productive preoperative ACP discussions to provide patient-centered care in vulnerable older surgical patients.

Financial disclosures: None.

References

1. Kalbfell E, Kata A, Buffington AS, et al. Frequency of Preoperative Advance Care Planning for Older Adults Undergoing High-risk Surgery: A Secondary Analysis of a Randomized Clinical Trial. JAMA Surg. 2021;156(7):e211521. doi:10.1001/jamasurg.2021.1521

2. Schwarze ML, Buffington A, Tucholka JL, et al. Effectiveness of a Question Prompt List Intervention for Older Patients Considering Major Surgery: A Multisite Randomized Clinical Trial. JAMA Surg. 2020;155(1):6-13. doi:10.1001/jamasurg.2019.3778

3. Redmann AJ, Brasel KJ, Alexander CG, Schwarze ML. Use of advance directives for high-risk operations: a national survey of surgeons. Ann Surgery. 2012;255(3):418-423. doi:10.1097/SLA.0b013e31823b6782

4. Hopkins SA, Bentley A, Phillips V, Barclay S. Advance care plans and hospitalized frail older adults: a systematic review. BMJ Support Palliat Care. 2020;10:164-174. doi:10.1136/bmjspcare-2019-002093

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Study Overview

Objective. The objectives of this study were to (1) quantify the frequency of preoperative advance care planning (ACP) discussion and documentation for older adults undergoing major surgery in a national sample, and (2) characterize how surgical patients and their family members considered ACP after postoperative complications.

Design. A secondary analysis of data from a multisite randomized clinical trial testing the effects of a question prompt list intervention (a Question Problem List [QPL] brochure with 11 questions) given to patients aged 60 years or older undergoing high-risk surgery on preoperative communication with their surgeons.

Setting and participants. This multisite randomized controlled trial involved 5 study sites that encompassed distinct US geographic areas, including University of Wisconsin Hospital and Clinics (UWHC), Madison; the University of California, San Francisco, Medical Center (UCSF); Oregon Health & Science University (OHSU), Portland; the University Hospital of Rutgers New Jersey Medical School (Rutgers), Newark; and the Brigham and Women’s Hospital (BWH), Boston, Massachusetts. The study enrolled 40 surgeons who routinely performed high-risk oncological or vascular surgery via purposeful sampling; patients aged 60 years or older with at least 1 comorbidity and an oncological or vascular problem that were treatable with high-risk surgery; and 1 invited family member per enrolled patient to participate in open-ended interviews postsurgery. High-risk surgery was defined as an operation that has a 30-day in-hospital mortality rate greater than or equal to 1%. Data were collected from June 1, 2016, to November 30, 2018.

Main outcome measures. The frequency of preoperative discussions and documentation of ACP was determined. For patients who had major surgery, any mention of ACP (ie, mention of advance directive [AD], health care power of attorney, or preference for limitations of life-sustaining treatments) by the surgeon, patient or family member during the audio recorded, transcribed, and coded preoperative consultation was counted. The presence of a written AD in the medical record at the time of the initial consultation, filed between the consultation and the date of surgery, or added postoperatively, was recorded using a standardized abstraction form. Postoperative treatments administered and complications experienced within 6 weeks after surgery were recorded. Open-ended interviews with patients who experienced significant postoperative complications (eg, prolonged hospitalization > 8 days, intensive care unit stay > 3 days) and their family members were conducted 6 weeks after surgery. Information ascertained during interviews focused on treatment decisions, postoperative experiences, and interpersonal relationships among patients, families, and clinicians. Transcripts of these interviews were then subjected to qualitative content analysis.

Main results. A total of 446 patients were enrolled in the primary study. Of these patients, 213 (122 men [57%]; 91 women [43%]; mean [SD] age, 72 [7] years) underwent major surgery. Only 13 (6.1%) of those who had major surgery had any discussion related to ACP in the preoperative consultation. In this cohort, 141 (66%) patients did not have an AD on file before undergoing major surgery. The presence of AD was not associated with age (60-69 years, 26 [31%]; 70-79 years, 31 [33%]; ≥ 80 years, 15 [42%]; P = .55), number of comorbidities (1, 35 [32%]; 2, 18 [33%]; ≥ 3, 19 [40%]; P = .62), or type of procedure (oncological, 53 [32%]; vascular, 19 [42%]; P = .22). Moreover, there was no difference in preoperative communication about ACP or documentation of an AD for patients who were mailed a QPL brochure compared to those who received usual care (intervention, 38 [35%]; usual care, 34 [33%]; P = .77). Rates of AD documentation were associated with individual study sites with BWH and UWHC having higher rates of documentation (20 [50%] and 27 [44%], respectively) compared to OHSU, UCSF, or Rutgers (7 [17%], 17 [35%], and 1 [5%], respectively). Analysis from the interviews indicated that patients and families felt unprepared for serious surgical complications and had varied interpretations of ACP. Patients with complications were enthusiastic about ACP but did not think it was important to discuss their preferences for life-sustaining treatments with their surgeon preoperatively.

Conclusion. Although surgeons and patients report that they believe ACP is important, preoperative discussion of patient preferences rarely occurs. This study found that the frequency of ACP discussions or AD documentations among older patients undergoing high-risk oncologic or vascular surgery was low. Interventions that are aimed to increase rates of preoperative ACP discussions should be implemented to help prepare patients and their families for difficult decisions in the setting of serious surgical complications and could help decrease postoperative conflicts that result from unclear patient care goals.

Commentary

Surgeons and patients approach surgical interventions with optimistic outlooks while simultaneously preparing for unintended adverse outcomes. For patients, preoperative ACP discussions ease the burden on their families and ensure their wishes and care goals are communicated. For surgeons, these discussions inform them how best to support the values of the patient. Therefore, it is unsurprising that preoperative ACP is viewed favorably by both groups. Given the consensus that ACP is important in the care of older adults undergoing high-risk surgery, one would assume that preoperative ACP discussion is a standard of practice among surgeons and their aging patients. However, in a secondary analysis of a randomized control trial testing a patient-mediated intervention to improve preoperative communication, Kalbfell et al1 showed that ACP discussions rarely take place prior to major surgery in older adults. This finding highlights the significant discrepancy between the belief that ACP is important, and the actual rate that it is practiced, in older patients undergoing high-risk surgery. This discordance is highly concerning because it suggests that surgeons who provide care to a very vulnerable subset of older patients may overlook an essential aspect of preoperative care and therefore lack a thorough and thoughtful understanding of the patient’s care goals. In practice, this omission can pose significant challenges associated with the surgeon and family’s decisions to use postoperative life-sustaining interventions or to manage unforeseen complications should a patient become unable to make medical decisions.

 

 

The barriers to conducting successful ACP discussions between surgeons and patients are multifactorial. Kalbfell et al1 highlighted several of these barriers, including lack of patient efficacy, physician attitudes, and institutional values in older adults who require major surgeries. The inadequacy of patient efficacy in preoperative ACP is illustrated by findings from the primary, multisite trial of QPL intervention conducted by Schwarze et al. Interestingly, the authors found that patients who did not receive QPL brochure had no ACP discussions, and that QPL implementation did not significantly improve discussion rates despite its intent to encourage these discussions.2 Possible explanations for this lack of engagement might be a lack of health literacy or patient efficacy in the study population. Qualitative data from the current study provided further evidence to support these explanations. For instance, some patients provided limited or incomplete information about their wishes for health care management while others felt it was unnecessary to have ACP discussions unless complications arose.1 However, the latter example counters the purpose of ACP which is to enable patients to make plans about future health care and not reactive to a medical complication or emergency.

Surgeons bear a large responsibility in providing treatments that are consistent with the care goals of the patient. Thus, surgeons play a crucial role in engaging, guiding, and facilitating ACP discussions with patients. This role is even more critical when patients are unable or unwilling to initiate care goal discussions. Physician attitudes towards ACP, therefore, greatly influence the effectiveness of these discussions. In a study of self-administered surveys by vascular, neurologic, and cardiothoracic surgeons, greater than 90% of respondents viewed postoperative life-supporting therapy as necessary, and 54% would decline to operate on patients with an AD limiting life-supporting therapy.3 Moreover, the same study showed that 52% of respondents reported discussing AD before surgery, a figure that exceeded the actual rates at which ACP discussions occur in many other studies. In the current study, Kalbfell et al1 also found that surgeons viewed ACP discussions largely in the context of AD creation and declined to investigate the full scope of patient preferences. These findings, when combined with other studies that indicate an incomplete understanding of ACP in some surgeons, suggest that not all physicians are able or willing to navigate these sometimes lengthy and difficult conversations with patients. This gap in practice provides opportunities for training in surgical specialties that center on optimizing preoperative ACP discussions to meet the care needs of older patients.

Institutional value and culture are important factors that impact physician behavior and the practice of ACP discussion. In the current study, the authors reported that the majority of ACP discussions were held by a minority of surgeons and that different institutions and study sites had vastly different rates of ACP documentation.1 These results are further supported by findings of large variations between physicians and hospitals in ACP reporting in hospitalized frail older adults.4 These variations in practices at different institutions suggest that it is possible to improve rates of preoperative ACP discussion. Reasons for these differences need to be further investigated in order to identify strategies, resources, or trainings required by medical institutions to support surgeons to carry out ACP discussions with patients undergoing high-risk surgeries.

The study conducted by Kalbfell et al1 has several strengths. For example, it included Spanish-speaking patients and the use of a Spanish version of the QPL intervention to account for cultural differences. The study also included multiple surgical specialties and institutions and captured a large and national sample, thus making its findings more generalizable. However, the lack of data on the duration of preoperative consultation visits in patients who completed ACP discussions poses a limitation to this study. This is relevant because surgeon availability to engage in lengthy ACP discussions may be limited due to busy clinical schedules. Additional data on the duration of preoperative visits inclusive of a thoughtfully conducted ACP discussion could help to modify clinical workflow to facilitate its uptake in surgical practices.

Applications for Clinical Practice

The findings from the current study indicate that patients and surgeons agree that preoperative ACP discussions are beneficial to the clinical care of older adults before high-risk surgeries. However, these important conversations do not occur frequently. Surgeons and health care institutions need to identify strategies to initiate, facilitate, and optimize productive preoperative ACP discussions to provide patient-centered care in vulnerable older surgical patients.

Financial disclosures: None.

Study Overview

Objective. The objectives of this study were to (1) quantify the frequency of preoperative advance care planning (ACP) discussion and documentation for older adults undergoing major surgery in a national sample, and (2) characterize how surgical patients and their family members considered ACP after postoperative complications.

Design. A secondary analysis of data from a multisite randomized clinical trial testing the effects of a question prompt list intervention (a Question Problem List [QPL] brochure with 11 questions) given to patients aged 60 years or older undergoing high-risk surgery on preoperative communication with their surgeons.

Setting and participants. This multisite randomized controlled trial involved 5 study sites that encompassed distinct US geographic areas, including University of Wisconsin Hospital and Clinics (UWHC), Madison; the University of California, San Francisco, Medical Center (UCSF); Oregon Health & Science University (OHSU), Portland; the University Hospital of Rutgers New Jersey Medical School (Rutgers), Newark; and the Brigham and Women’s Hospital (BWH), Boston, Massachusetts. The study enrolled 40 surgeons who routinely performed high-risk oncological or vascular surgery via purposeful sampling; patients aged 60 years or older with at least 1 comorbidity and an oncological or vascular problem that were treatable with high-risk surgery; and 1 invited family member per enrolled patient to participate in open-ended interviews postsurgery. High-risk surgery was defined as an operation that has a 30-day in-hospital mortality rate greater than or equal to 1%. Data were collected from June 1, 2016, to November 30, 2018.

Main outcome measures. The frequency of preoperative discussions and documentation of ACP was determined. For patients who had major surgery, any mention of ACP (ie, mention of advance directive [AD], health care power of attorney, or preference for limitations of life-sustaining treatments) by the surgeon, patient or family member during the audio recorded, transcribed, and coded preoperative consultation was counted. The presence of a written AD in the medical record at the time of the initial consultation, filed between the consultation and the date of surgery, or added postoperatively, was recorded using a standardized abstraction form. Postoperative treatments administered and complications experienced within 6 weeks after surgery were recorded. Open-ended interviews with patients who experienced significant postoperative complications (eg, prolonged hospitalization > 8 days, intensive care unit stay > 3 days) and their family members were conducted 6 weeks after surgery. Information ascertained during interviews focused on treatment decisions, postoperative experiences, and interpersonal relationships among patients, families, and clinicians. Transcripts of these interviews were then subjected to qualitative content analysis.

Main results. A total of 446 patients were enrolled in the primary study. Of these patients, 213 (122 men [57%]; 91 women [43%]; mean [SD] age, 72 [7] years) underwent major surgery. Only 13 (6.1%) of those who had major surgery had any discussion related to ACP in the preoperative consultation. In this cohort, 141 (66%) patients did not have an AD on file before undergoing major surgery. The presence of AD was not associated with age (60-69 years, 26 [31%]; 70-79 years, 31 [33%]; ≥ 80 years, 15 [42%]; P = .55), number of comorbidities (1, 35 [32%]; 2, 18 [33%]; ≥ 3, 19 [40%]; P = .62), or type of procedure (oncological, 53 [32%]; vascular, 19 [42%]; P = .22). Moreover, there was no difference in preoperative communication about ACP or documentation of an AD for patients who were mailed a QPL brochure compared to those who received usual care (intervention, 38 [35%]; usual care, 34 [33%]; P = .77). Rates of AD documentation were associated with individual study sites with BWH and UWHC having higher rates of documentation (20 [50%] and 27 [44%], respectively) compared to OHSU, UCSF, or Rutgers (7 [17%], 17 [35%], and 1 [5%], respectively). Analysis from the interviews indicated that patients and families felt unprepared for serious surgical complications and had varied interpretations of ACP. Patients with complications were enthusiastic about ACP but did not think it was important to discuss their preferences for life-sustaining treatments with their surgeon preoperatively.

Conclusion. Although surgeons and patients report that they believe ACP is important, preoperative discussion of patient preferences rarely occurs. This study found that the frequency of ACP discussions or AD documentations among older patients undergoing high-risk oncologic or vascular surgery was low. Interventions that are aimed to increase rates of preoperative ACP discussions should be implemented to help prepare patients and their families for difficult decisions in the setting of serious surgical complications and could help decrease postoperative conflicts that result from unclear patient care goals.

Commentary

Surgeons and patients approach surgical interventions with optimistic outlooks while simultaneously preparing for unintended adverse outcomes. For patients, preoperative ACP discussions ease the burden on their families and ensure their wishes and care goals are communicated. For surgeons, these discussions inform them how best to support the values of the patient. Therefore, it is unsurprising that preoperative ACP is viewed favorably by both groups. Given the consensus that ACP is important in the care of older adults undergoing high-risk surgery, one would assume that preoperative ACP discussion is a standard of practice among surgeons and their aging patients. However, in a secondary analysis of a randomized control trial testing a patient-mediated intervention to improve preoperative communication, Kalbfell et al1 showed that ACP discussions rarely take place prior to major surgery in older adults. This finding highlights the significant discrepancy between the belief that ACP is important, and the actual rate that it is practiced, in older patients undergoing high-risk surgery. This discordance is highly concerning because it suggests that surgeons who provide care to a very vulnerable subset of older patients may overlook an essential aspect of preoperative care and therefore lack a thorough and thoughtful understanding of the patient’s care goals. In practice, this omission can pose significant challenges associated with the surgeon and family’s decisions to use postoperative life-sustaining interventions or to manage unforeseen complications should a patient become unable to make medical decisions.

 

 

The barriers to conducting successful ACP discussions between surgeons and patients are multifactorial. Kalbfell et al1 highlighted several of these barriers, including lack of patient efficacy, physician attitudes, and institutional values in older adults who require major surgeries. The inadequacy of patient efficacy in preoperative ACP is illustrated by findings from the primary, multisite trial of QPL intervention conducted by Schwarze et al. Interestingly, the authors found that patients who did not receive QPL brochure had no ACP discussions, and that QPL implementation did not significantly improve discussion rates despite its intent to encourage these discussions.2 Possible explanations for this lack of engagement might be a lack of health literacy or patient efficacy in the study population. Qualitative data from the current study provided further evidence to support these explanations. For instance, some patients provided limited or incomplete information about their wishes for health care management while others felt it was unnecessary to have ACP discussions unless complications arose.1 However, the latter example counters the purpose of ACP which is to enable patients to make plans about future health care and not reactive to a medical complication or emergency.

Surgeons bear a large responsibility in providing treatments that are consistent with the care goals of the patient. Thus, surgeons play a crucial role in engaging, guiding, and facilitating ACP discussions with patients. This role is even more critical when patients are unable or unwilling to initiate care goal discussions. Physician attitudes towards ACP, therefore, greatly influence the effectiveness of these discussions. In a study of self-administered surveys by vascular, neurologic, and cardiothoracic surgeons, greater than 90% of respondents viewed postoperative life-supporting therapy as necessary, and 54% would decline to operate on patients with an AD limiting life-supporting therapy.3 Moreover, the same study showed that 52% of respondents reported discussing AD before surgery, a figure that exceeded the actual rates at which ACP discussions occur in many other studies. In the current study, Kalbfell et al1 also found that surgeons viewed ACP discussions largely in the context of AD creation and declined to investigate the full scope of patient preferences. These findings, when combined with other studies that indicate an incomplete understanding of ACP in some surgeons, suggest that not all physicians are able or willing to navigate these sometimes lengthy and difficult conversations with patients. This gap in practice provides opportunities for training in surgical specialties that center on optimizing preoperative ACP discussions to meet the care needs of older patients.

Institutional value and culture are important factors that impact physician behavior and the practice of ACP discussion. In the current study, the authors reported that the majority of ACP discussions were held by a minority of surgeons and that different institutions and study sites had vastly different rates of ACP documentation.1 These results are further supported by findings of large variations between physicians and hospitals in ACP reporting in hospitalized frail older adults.4 These variations in practices at different institutions suggest that it is possible to improve rates of preoperative ACP discussion. Reasons for these differences need to be further investigated in order to identify strategies, resources, or trainings required by medical institutions to support surgeons to carry out ACP discussions with patients undergoing high-risk surgeries.

The study conducted by Kalbfell et al1 has several strengths. For example, it included Spanish-speaking patients and the use of a Spanish version of the QPL intervention to account for cultural differences. The study also included multiple surgical specialties and institutions and captured a large and national sample, thus making its findings more generalizable. However, the lack of data on the duration of preoperative consultation visits in patients who completed ACP discussions poses a limitation to this study. This is relevant because surgeon availability to engage in lengthy ACP discussions may be limited due to busy clinical schedules. Additional data on the duration of preoperative visits inclusive of a thoughtfully conducted ACP discussion could help to modify clinical workflow to facilitate its uptake in surgical practices.

Applications for Clinical Practice

The findings from the current study indicate that patients and surgeons agree that preoperative ACP discussions are beneficial to the clinical care of older adults before high-risk surgeries. However, these important conversations do not occur frequently. Surgeons and health care institutions need to identify strategies to initiate, facilitate, and optimize productive preoperative ACP discussions to provide patient-centered care in vulnerable older surgical patients.

Financial disclosures: None.

References

1. Kalbfell E, Kata A, Buffington AS, et al. Frequency of Preoperative Advance Care Planning for Older Adults Undergoing High-risk Surgery: A Secondary Analysis of a Randomized Clinical Trial. JAMA Surg. 2021;156(7):e211521. doi:10.1001/jamasurg.2021.1521

2. Schwarze ML, Buffington A, Tucholka JL, et al. Effectiveness of a Question Prompt List Intervention for Older Patients Considering Major Surgery: A Multisite Randomized Clinical Trial. JAMA Surg. 2020;155(1):6-13. doi:10.1001/jamasurg.2019.3778

3. Redmann AJ, Brasel KJ, Alexander CG, Schwarze ML. Use of advance directives for high-risk operations: a national survey of surgeons. Ann Surgery. 2012;255(3):418-423. doi:10.1097/SLA.0b013e31823b6782

4. Hopkins SA, Bentley A, Phillips V, Barclay S. Advance care plans and hospitalized frail older adults: a systematic review. BMJ Support Palliat Care. 2020;10:164-174. doi:10.1136/bmjspcare-2019-002093

References

1. Kalbfell E, Kata A, Buffington AS, et al. Frequency of Preoperative Advance Care Planning for Older Adults Undergoing High-risk Surgery: A Secondary Analysis of a Randomized Clinical Trial. JAMA Surg. 2021;156(7):e211521. doi:10.1001/jamasurg.2021.1521

2. Schwarze ML, Buffington A, Tucholka JL, et al. Effectiveness of a Question Prompt List Intervention for Older Patients Considering Major Surgery: A Multisite Randomized Clinical Trial. JAMA Surg. 2020;155(1):6-13. doi:10.1001/jamasurg.2019.3778

3. Redmann AJ, Brasel KJ, Alexander CG, Schwarze ML. Use of advance directives for high-risk operations: a national survey of surgeons. Ann Surgery. 2012;255(3):418-423. doi:10.1097/SLA.0b013e31823b6782

4. Hopkins SA, Bentley A, Phillips V, Barclay S. Advance care plans and hospitalized frail older adults: a systematic review. BMJ Support Palliat Care. 2020;10:164-174. doi:10.1136/bmjspcare-2019-002093

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Traumatic Fractures Should Trigger Osteoporosis Assessment in Postmenopausal Women

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Traumatic Fractures Should Trigger Osteoporosis Assessment in Postmenopausal Women

Study Overview

Objective. To compare the risk of subsequent fractures after an initial traumatic or nontraumatic fracture in postmenopausal women.

Design. A prospective observational study utilizing data from the Women’s Health Initiative (WHI) Study, WHI Clinical Trials (WHI-CT), and WHI Bone Density Substudy to evaluate rates at which patients who suffered a traumatic fracture vs nontraumatic fracture develop a subsequent fracture.

Setting and participants. The WHI study, implemented at 40 United States clinical sites, enrolled 161 808 postmenopausal women aged 50 to 79 years at baseline between 1993 and 1998. The study cohort consisted of 75 335 patients who had self-reported fractures from September 1994 to December 1998 that were confirmed by the WHI Bone Density Substudy and WHI-CT. Of these participants, 253 (0.3%) were excluded because of a lack of follow-up information regarding incident fractures, and 8208 (10.9%) were excluded due to incomplete information on covariates, thus resulting in an analytic sample of 66 874 (88.8%) participants. Prospective fracture ascertainment with participants was conducted at least annually and the mechanism of fracture was assessed to differentiate traumatic vs nontraumatic incident fractures. Traumatic fractures were defined as fractures caused by motor vehicle collisions, falls from a height, falls downstairs, or sports injury. Nontraumatic fractures were defined as fractures caused by a trip and fall.

Main outcome measures. The primary outcome was an incident fracture at an anatomically distinct body part. Fractures were classified as upper extremity (carpal, elbow, lower or upper end of humerus, shaft of humerus, upper radius/ulna, or radius/ulna), lower extremity (ankle, hip, patella, pelvis, shaft of femur, tibia/fibula, or tibial plateau), or spine (lumbar and/or thoracic spine). Self-reported fractures were verified via medical chart review by WHI study physicians; hip fractures were confirmed by review of written reports of radiographic studies; and nonhip fractures were confirmed by review of radiography reports or clinical documentations.

Main results. In total, 66 874 women in the study (mean [SD] age) 63.1 (7.0) years without clinical fracture and 65.3 (7.2) years with clinical fracture at baseline were followed for 8.1 (1.6) years. Of these participants, 7142 (10.7%) experienced incident fracture during the study follow-up period (13.9 per 1000 person-years), and 721 (10.1%) of whom had a subsequent fracture. The adjusted hazard ratio (aHR) of subsequent fracture after an initial fracture was 1.49 (95% CI, 1.38-1.61, P < .001). Covariates adjusted were age, race, ethnicity, body mass index, treated diabetes, frequency of falls in the previous year, and physical function and activity. In women with initial traumatic fracture, the association between initial and subsequent fracture was increased (aHR, 1.25; 95% CI, 1.06-1.48, P = .01). Among women with initial nontraumatic fracture, the association between initial and subsequent fracture was also increased (aHR, 1.52; 95% CI, 1.37-1.68, P < .001). The confidence intervals for the 2 preceding associations for traumatic and nontraumatic initial fracture strata were overlapping.

Conclusion. Fractures, regardless of mechanism of injury, are similarly associated with an increased risk of subsequent fractures in postmenopausal women aged 50 years and older. Findings from this study provide evidence to support reevaluation of current clinical guidelines to include traumatic fracture as a trigger for osteoporosis screening.

Commentary

Osteoporosis is one of the most common age-associated disease that affects 1 in 4 women and 1 in 20 men over the age of 65.1 It increases the risk of fracture, and its clinical sequelae include reduced mobility, health decline, and increased all-cause mortality. The high prevalence of osteoporosis poses a clinical challenge as the global population continues to age. Pharmacological treatments such as bisphosphonates are highly effective in preventing or slowing bone mineral density (BMD) loss and reducing risk of fragility fractures (eg, nontraumatic fractures of the vertebra, hip, and femur) and are commonly used to mitigate adverse effects of degenerative bone changes secondary to osteoporosis.1

 

 

The high prevalence of osteoporosis and effectiveness of bisphosphonates raises the question of how to optimally identify adults at risk for osteoporosis so that pharmacologic therapy can be promptly initiated to prevent disease progression. Multiple osteoporosis screening guidelines, including those from the United States Preventive Services Task Force (USPSTF), American Association of Family Physicians, and National Osteoporosis Foundation, are widely used in the clinical setting to address this important clinical question. In general, the prevailing wisdom is to screen osteoporosis in postmenopausal women over the age of 65, women under the age of 65 who have a significant 10-year fracture risk, or women over the age of 50 who have experienced a fragility fracture.1 In the study reported by Crandall et al, it was shown that the risks of having subsequent fractures were similar after an initial traumatic or nontraumatic (fragility) fracture in postmenopausal women aged 50 years and older.2 This finding brings into question whether traumatic fractures should be viewed any differently than nontraumatic fractures in women over the age of 50 in light of evaluation for osteoporosis. Furthermore, these results suggest that most fractures in postmenopausal women may indicate decreased bone integrity, thus adding to the rationale that osteoporosis screening needs to be considered and expanded to include postmenopausal women under the age of 65 who endured a traumatic fracture.

Per current guidelines, a woman under the age of 65 is recommended for osteoporosis screening only if she has an increased 10-year fracture risk compared to women aged 65 years and older. This risk is calculated based on the World Health Organization fracture-risk algorithm (WHO FRAX) tool which uses multiple factors such as age, weight, and history of fragility fractures to predict whether an individual is at risk of developing a fracture in the next 10 years. The WHO FRAX tool does not include traumatic fractures in its risk calculation and current clinical guidelines do not account for traumatic fractures as a red flag to initiate osteoporosis screening. Therefore, postmenopausal women under the age of 65 are less likely to be screened for osteoporosis when they experience a traumatic fracture compared to a fragility fracture, despite being at a demonstrably higher risk for subsequent fracture. As an unintended consequence, this may lead to the under diagnosis of osteoporosis in postmenopausal women under the age of 65. Thus, Crandall et al conclude that a fracture due to any cause warrants follow up evaluation for osteoporosis including BMD testing in women older than 50 years of age.

Older men constitute another population who are commonly under screened for osteoporosis. The current USPSTF guidelines indicate that there is an insufficient body of evidence to screen men for osteoporosis given its lower prevalence.1 However, it is important to note that men have significantly increased mortality after a hip fracture, are less likely to be on pharmacological treatment for osteoporosis, and are under diagnosed for osteoporosis.3 Consistent with findings from the current study, Leslie et al showed that high-trauma and low-trauma fractures have similarly elevated subsequent fracture risk in both men and women over the age of 40 in a Canadian study.4 Moreover, in the same study, BMD was decreased in both men and women who suffered a fracture regardless of the injury mechanism. This finding further underscores a need to consider traumatic fractures as a risk factor for osteoporosis. Taken together, given that men are under screened and treated for osteoporosis but have increased mortality post-fracture, considerations to initiate osteoporosis evaluation should be similarly given to men who endured a traumatic fracture.

The study conducted by Crandall et al has several strengths. It is noteworthy for the large size of the WHI cohort with participants from across the United States which enables the capture of a wider range of age groups as women under the age of 65 are not common participants of osteoporosis studies. Additionally, data ascertainment and outcome adjudication utilizing medical records and physician review assure data quality. A limitation of the study is that the study cohort consists exclusively of women and therefore the findings are not generalizable to men. However, findings from this study echo those from other studies that investigate the relationship between fracture mechanisms and subsequent fracture risk in men and women.3,4 Collectively, these comparable findings highlight the need for additional research to validate traumatic fracture as a risk factor for osteoporosis and to incorporate it into clinical guidelines for osteoporosis screening.

Applications for Clinical Practice

The findings from the current study indicate that traumatic and fragility fractures may be more alike than previously recognized in regards to bone health and subsequent fracture prevention in postmenopausal women. If validated, these results may lead to changes in clinical practice whereby all fractures in postmenopausal women could trigger osteoporosis screening, assessment, and treatment if indicated for the secondary prevention of fractures.

References

1. US Preventive Services Task Force, Curry SJ, Krist Ah, et al. Screening for Osteoporosis to Prevent Fractures: US Preventive Services Task Force Recommendation Statement. JAMA. 2018;319(24):2521–2531. doi:10.1001/jama.2018.7498

2. Crandall CJ, Larson JC, LaCroix AZ, et al. Risk of Subsequent Fractures in Postmenopausal Women After Nontraumatic vs Traumatic Fractures. JAMA Intern Med. Published online June 7, 2021. doi:10.1001/jamainternmed.2021.2617

3. Mackey DC, Lui L, Cawthon PM, et al. High-Trauma Fractures and Low Bone Mineral Density in Older Women and Men. JAMA. 2007;298(20):2381–2388. doi:10.1001/jama.298.20.2381

4. Leslie WD, Schousboe JT, Morin SN, et al. Fracture risk following high-trauma versus low-trauma fracture: a registry-based cohort study. Osteoporos Int. 2020;31(6):1059–1067. doi:10.1007/s00198-019-05274-2

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Study Overview

Objective. To compare the risk of subsequent fractures after an initial traumatic or nontraumatic fracture in postmenopausal women.

Design. A prospective observational study utilizing data from the Women’s Health Initiative (WHI) Study, WHI Clinical Trials (WHI-CT), and WHI Bone Density Substudy to evaluate rates at which patients who suffered a traumatic fracture vs nontraumatic fracture develop a subsequent fracture.

Setting and participants. The WHI study, implemented at 40 United States clinical sites, enrolled 161 808 postmenopausal women aged 50 to 79 years at baseline between 1993 and 1998. The study cohort consisted of 75 335 patients who had self-reported fractures from September 1994 to December 1998 that were confirmed by the WHI Bone Density Substudy and WHI-CT. Of these participants, 253 (0.3%) were excluded because of a lack of follow-up information regarding incident fractures, and 8208 (10.9%) were excluded due to incomplete information on covariates, thus resulting in an analytic sample of 66 874 (88.8%) participants. Prospective fracture ascertainment with participants was conducted at least annually and the mechanism of fracture was assessed to differentiate traumatic vs nontraumatic incident fractures. Traumatic fractures were defined as fractures caused by motor vehicle collisions, falls from a height, falls downstairs, or sports injury. Nontraumatic fractures were defined as fractures caused by a trip and fall.

Main outcome measures. The primary outcome was an incident fracture at an anatomically distinct body part. Fractures were classified as upper extremity (carpal, elbow, lower or upper end of humerus, shaft of humerus, upper radius/ulna, or radius/ulna), lower extremity (ankle, hip, patella, pelvis, shaft of femur, tibia/fibula, or tibial plateau), or spine (lumbar and/or thoracic spine). Self-reported fractures were verified via medical chart review by WHI study physicians; hip fractures were confirmed by review of written reports of radiographic studies; and nonhip fractures were confirmed by review of radiography reports or clinical documentations.

Main results. In total, 66 874 women in the study (mean [SD] age) 63.1 (7.0) years without clinical fracture and 65.3 (7.2) years with clinical fracture at baseline were followed for 8.1 (1.6) years. Of these participants, 7142 (10.7%) experienced incident fracture during the study follow-up period (13.9 per 1000 person-years), and 721 (10.1%) of whom had a subsequent fracture. The adjusted hazard ratio (aHR) of subsequent fracture after an initial fracture was 1.49 (95% CI, 1.38-1.61, P < .001). Covariates adjusted were age, race, ethnicity, body mass index, treated diabetes, frequency of falls in the previous year, and physical function and activity. In women with initial traumatic fracture, the association between initial and subsequent fracture was increased (aHR, 1.25; 95% CI, 1.06-1.48, P = .01). Among women with initial nontraumatic fracture, the association between initial and subsequent fracture was also increased (aHR, 1.52; 95% CI, 1.37-1.68, P < .001). The confidence intervals for the 2 preceding associations for traumatic and nontraumatic initial fracture strata were overlapping.

Conclusion. Fractures, regardless of mechanism of injury, are similarly associated with an increased risk of subsequent fractures in postmenopausal women aged 50 years and older. Findings from this study provide evidence to support reevaluation of current clinical guidelines to include traumatic fracture as a trigger for osteoporosis screening.

Commentary

Osteoporosis is one of the most common age-associated disease that affects 1 in 4 women and 1 in 20 men over the age of 65.1 It increases the risk of fracture, and its clinical sequelae include reduced mobility, health decline, and increased all-cause mortality. The high prevalence of osteoporosis poses a clinical challenge as the global population continues to age. Pharmacological treatments such as bisphosphonates are highly effective in preventing or slowing bone mineral density (BMD) loss and reducing risk of fragility fractures (eg, nontraumatic fractures of the vertebra, hip, and femur) and are commonly used to mitigate adverse effects of degenerative bone changes secondary to osteoporosis.1

 

 

The high prevalence of osteoporosis and effectiveness of bisphosphonates raises the question of how to optimally identify adults at risk for osteoporosis so that pharmacologic therapy can be promptly initiated to prevent disease progression. Multiple osteoporosis screening guidelines, including those from the United States Preventive Services Task Force (USPSTF), American Association of Family Physicians, and National Osteoporosis Foundation, are widely used in the clinical setting to address this important clinical question. In general, the prevailing wisdom is to screen osteoporosis in postmenopausal women over the age of 65, women under the age of 65 who have a significant 10-year fracture risk, or women over the age of 50 who have experienced a fragility fracture.1 In the study reported by Crandall et al, it was shown that the risks of having subsequent fractures were similar after an initial traumatic or nontraumatic (fragility) fracture in postmenopausal women aged 50 years and older.2 This finding brings into question whether traumatic fractures should be viewed any differently than nontraumatic fractures in women over the age of 50 in light of evaluation for osteoporosis. Furthermore, these results suggest that most fractures in postmenopausal women may indicate decreased bone integrity, thus adding to the rationale that osteoporosis screening needs to be considered and expanded to include postmenopausal women under the age of 65 who endured a traumatic fracture.

Per current guidelines, a woman under the age of 65 is recommended for osteoporosis screening only if she has an increased 10-year fracture risk compared to women aged 65 years and older. This risk is calculated based on the World Health Organization fracture-risk algorithm (WHO FRAX) tool which uses multiple factors such as age, weight, and history of fragility fractures to predict whether an individual is at risk of developing a fracture in the next 10 years. The WHO FRAX tool does not include traumatic fractures in its risk calculation and current clinical guidelines do not account for traumatic fractures as a red flag to initiate osteoporosis screening. Therefore, postmenopausal women under the age of 65 are less likely to be screened for osteoporosis when they experience a traumatic fracture compared to a fragility fracture, despite being at a demonstrably higher risk for subsequent fracture. As an unintended consequence, this may lead to the under diagnosis of osteoporosis in postmenopausal women under the age of 65. Thus, Crandall et al conclude that a fracture due to any cause warrants follow up evaluation for osteoporosis including BMD testing in women older than 50 years of age.

Older men constitute another population who are commonly under screened for osteoporosis. The current USPSTF guidelines indicate that there is an insufficient body of evidence to screen men for osteoporosis given its lower prevalence.1 However, it is important to note that men have significantly increased mortality after a hip fracture, are less likely to be on pharmacological treatment for osteoporosis, and are under diagnosed for osteoporosis.3 Consistent with findings from the current study, Leslie et al showed that high-trauma and low-trauma fractures have similarly elevated subsequent fracture risk in both men and women over the age of 40 in a Canadian study.4 Moreover, in the same study, BMD was decreased in both men and women who suffered a fracture regardless of the injury mechanism. This finding further underscores a need to consider traumatic fractures as a risk factor for osteoporosis. Taken together, given that men are under screened and treated for osteoporosis but have increased mortality post-fracture, considerations to initiate osteoporosis evaluation should be similarly given to men who endured a traumatic fracture.

The study conducted by Crandall et al has several strengths. It is noteworthy for the large size of the WHI cohort with participants from across the United States which enables the capture of a wider range of age groups as women under the age of 65 are not common participants of osteoporosis studies. Additionally, data ascertainment and outcome adjudication utilizing medical records and physician review assure data quality. A limitation of the study is that the study cohort consists exclusively of women and therefore the findings are not generalizable to men. However, findings from this study echo those from other studies that investigate the relationship between fracture mechanisms and subsequent fracture risk in men and women.3,4 Collectively, these comparable findings highlight the need for additional research to validate traumatic fracture as a risk factor for osteoporosis and to incorporate it into clinical guidelines for osteoporosis screening.

Applications for Clinical Practice

The findings from the current study indicate that traumatic and fragility fractures may be more alike than previously recognized in regards to bone health and subsequent fracture prevention in postmenopausal women. If validated, these results may lead to changes in clinical practice whereby all fractures in postmenopausal women could trigger osteoporosis screening, assessment, and treatment if indicated for the secondary prevention of fractures.

Study Overview

Objective. To compare the risk of subsequent fractures after an initial traumatic or nontraumatic fracture in postmenopausal women.

Design. A prospective observational study utilizing data from the Women’s Health Initiative (WHI) Study, WHI Clinical Trials (WHI-CT), and WHI Bone Density Substudy to evaluate rates at which patients who suffered a traumatic fracture vs nontraumatic fracture develop a subsequent fracture.

Setting and participants. The WHI study, implemented at 40 United States clinical sites, enrolled 161 808 postmenopausal women aged 50 to 79 years at baseline between 1993 and 1998. The study cohort consisted of 75 335 patients who had self-reported fractures from September 1994 to December 1998 that were confirmed by the WHI Bone Density Substudy and WHI-CT. Of these participants, 253 (0.3%) were excluded because of a lack of follow-up information regarding incident fractures, and 8208 (10.9%) were excluded due to incomplete information on covariates, thus resulting in an analytic sample of 66 874 (88.8%) participants. Prospective fracture ascertainment with participants was conducted at least annually and the mechanism of fracture was assessed to differentiate traumatic vs nontraumatic incident fractures. Traumatic fractures were defined as fractures caused by motor vehicle collisions, falls from a height, falls downstairs, or sports injury. Nontraumatic fractures were defined as fractures caused by a trip and fall.

Main outcome measures. The primary outcome was an incident fracture at an anatomically distinct body part. Fractures were classified as upper extremity (carpal, elbow, lower or upper end of humerus, shaft of humerus, upper radius/ulna, or radius/ulna), lower extremity (ankle, hip, patella, pelvis, shaft of femur, tibia/fibula, or tibial plateau), or spine (lumbar and/or thoracic spine). Self-reported fractures were verified via medical chart review by WHI study physicians; hip fractures were confirmed by review of written reports of radiographic studies; and nonhip fractures were confirmed by review of radiography reports or clinical documentations.

Main results. In total, 66 874 women in the study (mean [SD] age) 63.1 (7.0) years without clinical fracture and 65.3 (7.2) years with clinical fracture at baseline were followed for 8.1 (1.6) years. Of these participants, 7142 (10.7%) experienced incident fracture during the study follow-up period (13.9 per 1000 person-years), and 721 (10.1%) of whom had a subsequent fracture. The adjusted hazard ratio (aHR) of subsequent fracture after an initial fracture was 1.49 (95% CI, 1.38-1.61, P < .001). Covariates adjusted were age, race, ethnicity, body mass index, treated diabetes, frequency of falls in the previous year, and physical function and activity. In women with initial traumatic fracture, the association between initial and subsequent fracture was increased (aHR, 1.25; 95% CI, 1.06-1.48, P = .01). Among women with initial nontraumatic fracture, the association between initial and subsequent fracture was also increased (aHR, 1.52; 95% CI, 1.37-1.68, P < .001). The confidence intervals for the 2 preceding associations for traumatic and nontraumatic initial fracture strata were overlapping.

Conclusion. Fractures, regardless of mechanism of injury, are similarly associated with an increased risk of subsequent fractures in postmenopausal women aged 50 years and older. Findings from this study provide evidence to support reevaluation of current clinical guidelines to include traumatic fracture as a trigger for osteoporosis screening.

Commentary

Osteoporosis is one of the most common age-associated disease that affects 1 in 4 women and 1 in 20 men over the age of 65.1 It increases the risk of fracture, and its clinical sequelae include reduced mobility, health decline, and increased all-cause mortality. The high prevalence of osteoporosis poses a clinical challenge as the global population continues to age. Pharmacological treatments such as bisphosphonates are highly effective in preventing or slowing bone mineral density (BMD) loss and reducing risk of fragility fractures (eg, nontraumatic fractures of the vertebra, hip, and femur) and are commonly used to mitigate adverse effects of degenerative bone changes secondary to osteoporosis.1

 

 

The high prevalence of osteoporosis and effectiveness of bisphosphonates raises the question of how to optimally identify adults at risk for osteoporosis so that pharmacologic therapy can be promptly initiated to prevent disease progression. Multiple osteoporosis screening guidelines, including those from the United States Preventive Services Task Force (USPSTF), American Association of Family Physicians, and National Osteoporosis Foundation, are widely used in the clinical setting to address this important clinical question. In general, the prevailing wisdom is to screen osteoporosis in postmenopausal women over the age of 65, women under the age of 65 who have a significant 10-year fracture risk, or women over the age of 50 who have experienced a fragility fracture.1 In the study reported by Crandall et al, it was shown that the risks of having subsequent fractures were similar after an initial traumatic or nontraumatic (fragility) fracture in postmenopausal women aged 50 years and older.2 This finding brings into question whether traumatic fractures should be viewed any differently than nontraumatic fractures in women over the age of 50 in light of evaluation for osteoporosis. Furthermore, these results suggest that most fractures in postmenopausal women may indicate decreased bone integrity, thus adding to the rationale that osteoporosis screening needs to be considered and expanded to include postmenopausal women under the age of 65 who endured a traumatic fracture.

Per current guidelines, a woman under the age of 65 is recommended for osteoporosis screening only if she has an increased 10-year fracture risk compared to women aged 65 years and older. This risk is calculated based on the World Health Organization fracture-risk algorithm (WHO FRAX) tool which uses multiple factors such as age, weight, and history of fragility fractures to predict whether an individual is at risk of developing a fracture in the next 10 years. The WHO FRAX tool does not include traumatic fractures in its risk calculation and current clinical guidelines do not account for traumatic fractures as a red flag to initiate osteoporosis screening. Therefore, postmenopausal women under the age of 65 are less likely to be screened for osteoporosis when they experience a traumatic fracture compared to a fragility fracture, despite being at a demonstrably higher risk for subsequent fracture. As an unintended consequence, this may lead to the under diagnosis of osteoporosis in postmenopausal women under the age of 65. Thus, Crandall et al conclude that a fracture due to any cause warrants follow up evaluation for osteoporosis including BMD testing in women older than 50 years of age.

Older men constitute another population who are commonly under screened for osteoporosis. The current USPSTF guidelines indicate that there is an insufficient body of evidence to screen men for osteoporosis given its lower prevalence.1 However, it is important to note that men have significantly increased mortality after a hip fracture, are less likely to be on pharmacological treatment for osteoporosis, and are under diagnosed for osteoporosis.3 Consistent with findings from the current study, Leslie et al showed that high-trauma and low-trauma fractures have similarly elevated subsequent fracture risk in both men and women over the age of 40 in a Canadian study.4 Moreover, in the same study, BMD was decreased in both men and women who suffered a fracture regardless of the injury mechanism. This finding further underscores a need to consider traumatic fractures as a risk factor for osteoporosis. Taken together, given that men are under screened and treated for osteoporosis but have increased mortality post-fracture, considerations to initiate osteoporosis evaluation should be similarly given to men who endured a traumatic fracture.

The study conducted by Crandall et al has several strengths. It is noteworthy for the large size of the WHI cohort with participants from across the United States which enables the capture of a wider range of age groups as women under the age of 65 are not common participants of osteoporosis studies. Additionally, data ascertainment and outcome adjudication utilizing medical records and physician review assure data quality. A limitation of the study is that the study cohort consists exclusively of women and therefore the findings are not generalizable to men. However, findings from this study echo those from other studies that investigate the relationship between fracture mechanisms and subsequent fracture risk in men and women.3,4 Collectively, these comparable findings highlight the need for additional research to validate traumatic fracture as a risk factor for osteoporosis and to incorporate it into clinical guidelines for osteoporosis screening.

Applications for Clinical Practice

The findings from the current study indicate that traumatic and fragility fractures may be more alike than previously recognized in regards to bone health and subsequent fracture prevention in postmenopausal women. If validated, these results may lead to changes in clinical practice whereby all fractures in postmenopausal women could trigger osteoporosis screening, assessment, and treatment if indicated for the secondary prevention of fractures.

References

1. US Preventive Services Task Force, Curry SJ, Krist Ah, et al. Screening for Osteoporosis to Prevent Fractures: US Preventive Services Task Force Recommendation Statement. JAMA. 2018;319(24):2521–2531. doi:10.1001/jama.2018.7498

2. Crandall CJ, Larson JC, LaCroix AZ, et al. Risk of Subsequent Fractures in Postmenopausal Women After Nontraumatic vs Traumatic Fractures. JAMA Intern Med. Published online June 7, 2021. doi:10.1001/jamainternmed.2021.2617

3. Mackey DC, Lui L, Cawthon PM, et al. High-Trauma Fractures and Low Bone Mineral Density in Older Women and Men. JAMA. 2007;298(20):2381–2388. doi:10.1001/jama.298.20.2381

4. Leslie WD, Schousboe JT, Morin SN, et al. Fracture risk following high-trauma versus low-trauma fracture: a registry-based cohort study. Osteoporos Int. 2020;31(6):1059–1067. doi:10.1007/s00198-019-05274-2

References

1. US Preventive Services Task Force, Curry SJ, Krist Ah, et al. Screening for Osteoporosis to Prevent Fractures: US Preventive Services Task Force Recommendation Statement. JAMA. 2018;319(24):2521–2531. doi:10.1001/jama.2018.7498

2. Crandall CJ, Larson JC, LaCroix AZ, et al. Risk of Subsequent Fractures in Postmenopausal Women After Nontraumatic vs Traumatic Fractures. JAMA Intern Med. Published online June 7, 2021. doi:10.1001/jamainternmed.2021.2617

3. Mackey DC, Lui L, Cawthon PM, et al. High-Trauma Fractures and Low Bone Mineral Density in Older Women and Men. JAMA. 2007;298(20):2381–2388. doi:10.1001/jama.298.20.2381

4. Leslie WD, Schousboe JT, Morin SN, et al. Fracture risk following high-trauma versus low-trauma fracture: a registry-based cohort study. Osteoporos Int. 2020;31(6):1059–1067. doi:10.1007/s00198-019-05274-2

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