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Table 6 Univariate mortality rate ratios obtained or calculated from retrospective cohort studies

From: A systematic review of post-deployment injury-related mortality among military personnel deployed to conflict zones

   Mortality Rate Ratios
Conflict-Zone Veterans/Non-Conflict-Zone Veterans
(95%Confidence Intervals)
Conflict Study All External Causes Motor Vehicle Eventsa Suicidea Homicidea
Vietnam Fett et al. 1984, [42] 1.26 (1.03–1.54) 1.17 (0.90–1.52) 1.51 (0.98–2.33) ND
  Boyle et al. 1987 [9] 1.25 (1.00–1.55) 1.48 (1.04–2.09) 0.98 (0.58–1.65) 0.99 (0.57–1.71)
  Boehmer et al. 2004 [29] 1.19 (1.01–1.39) 1.24 (0.94–1.64) 1.03 (0.74–1.44) 0.90 (0.60–1.36)
  Watanabe et al. 1995 [25] 1.20 (1.00–1.46) 1.04 (0.76–1.43) 1.15 (0.75–1.76) ND
  Dalager and Kang 1997 [27] 0.84 (0.59–1.22) ND ND ND
  Thomas et al. 1991 [23] 1.26 (0.77–2.07) 2.44 (0.83–7.14) 1.00 (0.41–2.41) ND
  Cypel and Kang, 2008 [51] 1.28 (0.88–1.85) 2.24 (1.08–4.64) 0.95 (0.45–1.83) ND
Gulf Kang and Bullman 1996 [28] ♀ 1.26 (1.15–1.38) 1.41 (1.21–1.64) 0.92 (0.75–1.11) 0.95 (0.73–1.24)
  Kang and Bullman 2001 [57] ♀ 1.07 (1.02–1.13) 1.25 (1.14–1.36) 0.98 (0.88–1.08) 0.99 (0.86–1.13)
  Kang and Bullman 1996 [28] ♂ 1.95 (1.28–2.96) 1.88 (1.01–3.50) 1.56 (0.69–3.53) 3.12 (1.15–8.43)
  Kang and Bullman 2001 [57] ♂ 1.43 (1.11–1.85) 1.65 (1.10–2.48) 1.27 (0.77–2.09) 1.72 (0.98–3.05)
  Sim et al. 2003 [61] 1.04 (0.50–2.31) 0.52 (0.10–2.57) 0.93 (0.22–3.90) ND
  MacFarlane et al. 2000 [32] 1.18 (0.98–1.41) 1.25 (0.92–1.72) 0.98 (0.65–1.48) 0.75 (0.11–4.44)
  MacFarlane et al. 2005 [59] 1.18 (1.01–1.38) 1.43 (1.12–1.82) 1.04 (0.80–1.35) ND
  1. aND = No data reported in article