Table 7

Meta-analysis: Summary mortality rate ratios comparing conflict-zone service members to non-conflict-zone service members

Conflict

Follow-Up Period (Studies)

Mortality Grouping

Summary Mortality Rate Ratio

Conflict-Zone Service Members/

Non-Conflict-Zone Service Members

(95% Confidence Interval)

Methodological Quality Score (mean ± SD)


Vietnam

Shorter Follow-up, 9 to 18 Years [9,42]

All External Causes

1.26 (1.08–1.46)

94 ± 3


Motor Vehicle Events

1.27 (1.03–1.57)


Suicide

1.26 (0.91–1.77)


Homicide

1.02 (0.89–1.17)


Longer Follow-up, 18 to 40 Years [25,29,51]

All External Causes

1.19 (1.11–1.28)

86 ± 6


Motor Vehicle Events

1.21 (0.99–1.47)


Suicide

1.06 (0.83–1.36)


Homicide

0.90 (0.60–1.36)a


Gulf

Shorter Follow-up, 3 to 8 Years [28,32]b

All External Causes

1.26 (1.16–1.37)

86 ± 4


Motor Vehicle Events

1.39 (1.22–1.60)


Suicide

0.95 (0.80–1.14)


Homicide

0.95 (0.73–1.23)


Longer Follow-up, 7 to 13 Years [57,59]b

All External Causes

1.09 (1.04–1.14)

85 ± 3


Motor Vehicle Events

1.29 (1.18–1.40)


Suicide

0.99 (0.85–1.15)


Homicide

1.02 (0.89–1.17)c


a Data available from only one study [29]

b For the two Kang and Bullman studies [28,57], men and women were entered as separate cohorts in the meta-analysis

c Data available from only one study [57]

Knapik et al. BMC Public Health 2009 9:231   doi:10.1186/1471-2458-9-231

Open Data