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. Author manuscript; available in PMC: 2015 May 1.
Published in final edited form as: JAMA Psychiatry. 2014 May;71(5):493–503. doi: 10.1001/jamapsychiatry.2013.4417

Table 3.

Bivariate Predictors of Accident Deaths Among Regular Army Soldiers, 2004–2009

Predictor Regular Army, % Accident Deaths per 100 000 Person-Years Accident Deaths per 100 000 Person-Years by Deployment Category
Never No. Current No. Previous No.
Total 43.2 37.9 468   47.0 328   46.5 535
Sex
 Women 14.0 15.0a 18.5a 44   11.7a 8   10.3a   13
 Men 86.0 47.8 42.6 424   50.8 320   41.1 422b
Age, y
 17–20 12.5 58.4a 48.5a 139   75.9a 52 112.5a   34c
 21–24 26.6 60.2 54.9 184   52.6 116   73.5 194d
 25–29 22.9 43.7 33.2 72   50.8 91   47.0 146d
 30–44 34.5 25.8 17.5 61   31.6 68   29.2 146d
 ≥45 3.5 26.2 26.2 12     6.8 1   32.5   15
Marital status
 Married 57.1 34.3a 26.9a 157   38.9a 156   37.5a 291c
 Unmarried with dependents 7.1 43.5 30.2 27   50.1 21   54.1   47b
 Unmarried without dependents 35.8 57.2 50.6 284   59.0 151   68.4 197d
Race/Ethnicity
(Not Mutually Exclusive)
White
 No 30.1 33.2a 30.4e 109   31.9a 64   36.7a 135
 Yes 69.9 47.5 41.0 359   53.0 264   51.1 400c
Black
 No 78.3 45.1e 39.8f 386   50.7e 282   47.3 420d
 Yes 21.7 36.3 31.2 82   32.2 46   43.5 115b
Native American
 No 99.0 43.0 37.8 461   46.7 323   46.3 528d
 Yes 1.0 62.0 54.7 7   73.2 5   63.6     7
Asian/Pacific
 No 95.6 43.9e 38.5 453   47.7 319   47.4f 523c
 Yes 4.4 26.7 26.2 15   30.3 9   25.1   12
Hispanic
 No 89.4 43.7 38.6 427   46.2 286   47.7 492d
 Yes 10.6 38.7 32.4 41   52.6 42   36.0   43
Religion
Christian
 Catholic 20.2 38.8e 30.7 73   53.8 76   37.9e   93d
 Baptist 18.2 42.4 40.5 85   40.6 49   45.1 104
 Other Protestant 16.8 40.2 34.4 71   47.1 54   42.2   83
 Other Christian 17.7 47.2 43.0 103   43.8 56   55.1   99
Other religion 1.9 16.7 19.1 5   15.7 2   14.4     3
No religion 20.6 47.7 44.0 110   46.4 69   52.6 124
Religion unknown 4.5 51.5 32.5 21   67.1 22   68.3   29b
Education
<High school 1.7 62.5a 26.4a 7 105.3a 12   94.2   14d
High school diploma or GED 65.5 47.5 42.3 325   51.2 248   50.3 386b
Some college 5.2 34.9 29.0 18   32.9 10   41.1   28
College graduate, masters, or PhD 19.1 18.8 14.0 35   29.4 32   19.1   44d
Alternative educational certificate 8.4 66.4 65.8 83   40.9 26   90.8   63d
AFQT Category
I 4.3 34.3 31.3 20   25.6 7   45.3   18d
II 27.2 45.7 37.5 134   52.6 100   51.3 150b
IIIA 22.4 48.4 44.9 122   40.0 65   57.3 148b
IIIB 26.1 48.3 44.1 136   53.5 104   49.4 149
IV/V 2.8 37.1 49.2 16   28.6 6   30.5   10
Missing 0.8 67.0 71.1 6   34.7 2   82.8     8
Officer (no AFQT) 16.4 25.7 17.8 34   45.1 44   24.0   52c
Army Experiences
Accession waiver
 No 57.6 53.5a 47.0a 350   52.8e 233   62.1a 367c
 Yes 5.3 49.1 43.9 39   46.9 17   63.5   24
 Missing waiver data 37.1 26.3 19.7 79   35.3 78   27.5 144c
Current rank
 E1–E2 10.4 71.7a 65.3a 186   74.3a 17 225.4a   26c
 E3 11.9 55.2 46.3 111   64.6 60   91.3   32c
 E4 23.2 53.3 33.9 73   49.9 107   70.7 201c
 E5–E9 38.2 33.0 21.2 64   37.0 100   37.1 224c
 Warrant officer 2.6 72.1 53.1 11 130.9 23   57.0   24d
 Commissioned officer 13.8 16.9 13.5 23   26.3 21   16.0   28
History of demotions in past 2 y
 No 95.3 40.5a 36.0a 425   44.3a 292   42.9a 472d
 Yes 4.7 98.1 78.9 43   91.1 36 124.3   63
Stop loss orders
 Never 89.5 42.6e 37.8 455   47.5 270   45.6e 451d
 Currently 4.2 62.0 54.5 10   51.1 36   84.2   34
 Previously 6.3 38.6 22.8 3   37.1 22   41.0   50
Length of Army service, y
 ≤1 6.7 21.4a 21.5a 44     0.0f 0   NA     0
 2 6.4 61.3 61.5 110   56.7 10 100.0     1
 3 12.0 61.4 59.9 135   56.3 63   88.2   30
 4 11.1 63.0 53.5 60   53.3 60   81.4   96d
 5 16.1 50.4 30.8 33   52.8 77   57.6 141d
 6–10 19.9 42.3 25.4 33   47.8 72   46.4 154d
 11–19 22.1 25.7 21.0 43   30.5 41   26.6   91d
 ≥20 5.7 21.2 14.3 10   20.0 5   27.7   22
Deployment category
 Never 40.0 37.9e  NA NA  NA NA  NA  NA
 Currently 22.6 47.0  NA NA  NA NA  NA  NA
 Previously 37.3 46.5  NA NA  NA NA  NA  NA
No.g NA 1331  NA NA 328 535  NA

Abbreviations: AFQT, Armed Forces Qualification Test; NA, not applicable; GED, general equivalency diploma.

a

Accident death rate differs significantly by deployment category for given value of characteristic (P ≤ .001, χ2 test).

b

Significant difference in the association between the characteristic and accident death rate across the 3 deployment categories at the .05 level (2-sided test).

c

Significant difference in the association between the characteristic and accident death rate across the 3 deployment categories at the .001 level (2-sided test).

d

Significant difference in the association between the characteristic and accident death rate across the 3 deployment categories at the .01 level (2-sided test).

e

Accident death rate differs significantly by deployment category for given value of characteristic (P ≤ .01, χ2 test).

f

Accident death rate differs significantly by deployment category for given value of characteristic (P ≤ .05, χ2 test).

g

The reported numbers are the numbers of accident deaths among Regular Army soldiers, 2004–2009.

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