Table 3 Hazard ratios from unadjusted and adjusted Cox proportional hazard models

Junior Enlisted (E1–E4) versus Senior Enlisted (E5-E9)/Warrant Officer

1.69

(1.55, 1.83)

1.35

(1.23, 1.49)

Junior Enlisted (E1–E4) versus Officer

3.06

(2.58, 3.62)

2.38

(1.99, 2.85)

Senior Enlisted (E5–E9)/Warrant Officer versus Officer

1.81

(1.52, 2.16)

1.76

(1.48, 2.10)

First Deployers

 Junior Enlisted (E1–E4) versus Senior Enlisted (E5–E9) /Warrant Officer

1.77

(1.59, 1.98)

1.45

(1.28, 1.66)

 Junior Enlisted (E1–E4) versus Officer

3.13

(2.54, 3.85)

2.64

(2.12, 3.29)

 Senior Enlisted (E5–E9)/Warrant Officer versus Officer

1.76

(1.48, 2.21)

1.82

(1.45, 2.28)

2 + Deployers

 Junior Enlisted (E1–E4) versus Senior Enlisted (E5–E9) /Warrant Officer

1.50

(1.28, 1.77)

1.17

(0.98, 1.40)

 Junior Enlisted (E1–E4) versus Officer

2.75

(2.04, 3.73)

1.84

(1.33, 2.55)

 Senior Enlisted (E5–E9)/Warrant Officer versus Officer

1.83

(1.38, 2.43)

1.57

(1.18, 2.10)