Skip to main content

Table 2 History of depression and PTSD prior to last deployment in support of the mission in Afghanistan

From: Are personnel with a past history of mental disorders disproportionately vulnerable to the effects of deployment-related trauma? A cross-sectional study of Canadian military personnel

Variable

Total sample weighted N, %, (95% CI)

Past 12-month depression weighted N, %, (95% CI)

Past 12-month PTSD weighted N, %, (95% CI)

History of depression†‡

 No

10,800, 92.0% (90.5–93.5)

580, 5.4% (4.3–6.6)

680, 6.3% (5.2–7.5)

 Yes

940, 8.0% (6.5–9.5)

460, 48.9% (47.9–49.9)

120, 12.8% (12.3–13.4)

History of PTSD†‡

 No

10,880, 91.7% (90.4–93.1)

1000, 9.2% (7.8–10.7)

640, 5.9% (4.7–7.0)

 Yes

980, 8.3% (6.9–9.7)

120, 12.2% (11.7–12.7)

200, 20.4% (19.8–21.0)

  1. CI confidence interval, PTSD post-traumatic stress disorder
  2. † Significant at p-value < 0.05 when using a Wald chi-square test comparing variable categories for those with past 12-month depression
  3. ‡ Significant at p-value < 0.05 when using a Wald chi-square test comparing variable categories for those with past 12-month PTSD