Table 2

Associations between having an illness or injury event on OpEDAR and socio-demographic and military characteristics among 3896 Army personnel
Number ill on last deployment (%) Unadjusted OR (95%CI) Adjusted OR* (95%CI) Number injured on last deployment (%) Unadjusted OR (95%CI) Adjusted OR* (95%CI)
Age group (years)
<25 45/657 (6.9) 1 1** 52/657 (7.9) 1 1***
25-29 56/832 (6.7) 0.96 (0.63-1.46) 1.05 (0.69-1.61) 56/832 (7.0) 0.88 (0.59-1.32) 0.91 (0.60-1.38)
P=0.852 P=0.815 P=0.549 P=0.659
30-34 40/726 (5.4) 0.76 (0.49-1.19) 0.82 (0.52-1.30) 46/726 (6.5) 0.81 (0.53-1.24) 0.85 (0.54-1.31)
P=0.237 P=0.403 P=0.331 P=0.455
35-39 37/729 (5.1) 0.72 (0.46-1.14) 0.77 (0.48-1.22) 45/729 (6.5) 0.81 (0.53-1.23) 0.82 (0.53-1.28)
P=0.157 P=0.264 P=0.318 P=0.388
40+ 92/952 (9.6) 1.43 (0.98-2.09) 1.53 (1.01-2.31) 62/952 (6.4) 0.79 (0.54-1.17) 0.80 (0.51-1.25)
P=0.062 P=0.045 P=0.246 P=0.328
Sex
Male 223/3535 (6.4) 1 1 222/3535 (6.7) 1 1
Female 47/361 (12.3) 2.06 (1.46-2.90) 2.30 (1.60-3.29) 39/361 (10.4) 1.62 (1.12-2.34) 1.68 (1.14-2.47)
P<0.001 P<0.001 P=0.010 P=0.009
Rank
NCO¹ / Other rank 225/3113 (7.1) 1 1 212/3113 (7.1) 1 1
Officer 45/783 (5.4) 0.74 (0.53-1.03) 0.55 (0.39-0.78) 49/783 (6.2) 0.87 (0.62-1.20) 0.89 (0.63-1.24)
P=0.076 P=0.001 P=0.389 P=0.483
Engagement type
Regular 179/3204 (5.7) 1 1 193/3204 (6.2) 1 1
Reservist 91/692 (11.9) 2.23 (1.67-2.97) 1.99 (1.46-2.73) 68/692 (10.1) 1.69 (1.23-2.31) 1.75 (1.23-2.50)
P<0.001 P<0.001 P=0.001 P=0.002
Role on deployment
Non-combat 209/2789 (7.1) 1 1 190/2789 (6.9) 1 1
Combat 56/998 (6.2) 0.86 (0.63-1.18) 0.85 (0.61-1.19) 63/998 (6.7) 0.97 (0.71-1.32) 0.82 (0.59-1.14)
P=0.854 P=0.336 P=0.972 P=0.243
Traumatic deployment experiences
No experiences 15/370 (3.7) 1 1 14/370 (4.5) 1 1
1-3 experiences 150/2182 (6.7) 1.86 (1.07-3.24) 2.00 (1.14-3.49) 128/2182 (5.9) 1.33 (0.73-2.43) 1.34 (0.73-2.44)
P=0.028 P=0.015 P=0.345 P=0.346
4+ experiences 105/1283 (8.2) 2.34 (1.32-4.12) 2.74 (1.54-4.85) 113/1283 (8.9) 2.08 (1.14-3.79) 2.10 (1.13-3.90)
P=0.003 P=0.001 P=0.017 P=0.018
Marital Status
In a relationship 194/2961 (6.6) 1 1 198/2961 (3.9) 1 1
Single 41/653 (6.3) 0.95 (0.66-1.38) 0.85 (0.58-1.25) 45/653 (7.1) 1.29 (0.72-1.47) 0.85 (0.58-1.24)
P=0.789 P=0.413 P=0.873 P=0.404
Ex-relationship 33/267 (11.4) 1.84 (1.23-2.75) 1.57 (1.05-2.33) 18/267 (6.7) 0.97 (0.58-1.63) 0.98 (0.58-1.66)
P=0.003 P=0.027 P=0.914 P=0.944

*Adjusted for age, sex, rank, engagement type and traumatic deployment experiences.

1NCO refers to non-commissioned officer.

**Test for trend P = 0.227.

***Test for trend P = 0.213.

Number of missing values ranges from 1–109.

Forbes et al.

Forbes et al. BMC Psychiatry 2012 12:178   doi:10.1186/1471-244X-12-178

Open Data