"However, the study did include the 3 years with the sharpest statistically significant increases in suicides." And the overall evidence clearly "points to the lack of any specific deployment-related effects," they noted.
This study was limited in that all the findings are based on only 83 suicide deaths, so it "may have lacked statistical power to produce a stable and reproducible multivariable model," Ms. LeardMann and her associates added.
This study was supported by the Department of Defense. Ms. LeardMann reported no financial conflicts of interest; one of her associates reported receiving a lecture fee from Merck.