Table 4. Weighteda and adjusted odds of reporting PTSD symptoms when compared with reporting of no PTSD symptoms (n=72,225) using multivariate polychotomous logistic regression with various military and demographic characteristics (2001–2003).
aWeighted for response differences in gender, birth year, education, marital status, race/ethnicity, military rank, and military component. Only participants with complete data were included in this table.
bIncludes participants told they had PTSD by a health-care professional without current symptoms based on the PTSD Patient Checklist, PCL-C.
cPTSD symptoms at baseline enrollment were determined using the PCL-C.
dStatistically significant at α<0.05
eDeployment to Southwest Asia, Bosnia, or Kosovo anytime from January 1, 1998, to September 30, 2000
PTSD = posttraumatic stress disorder
OR = odds ratio
CI = confidence interval
Chem/bio = self-reported exposure to chemical or biological warfare agents, protective countermeasures for these agents, or hearing alarms due to these agents