Characteristics | Case vs control comparisons (n) | P value 1st versus 2nd test-set comparison | ||
---|---|---|---|---|
All (n = 40) | 1st test-set (n = 20) | 2nd test-set (n = 20) | ||
Rank | Â | Â | Â | 0.035 |
 Enlisted | 36 | 16 | 20 |  |
 Officer | 4 | 4 | 0 |  |
Branch | Â | Â | Â | 0.25 |
 Army | 12 | 5 | 7 |  |
 Marine corps | 12 | 4 | 8 |  |
 Navy | 11 | 8 | 3 |  |
 Air force | 5 | 3 | 2 |  |
Status | Â | Â | Â | Â |
 Regular | 35 | 18 | 17 | 0.83 (NS) |
 Reserves | 3 | 1 | 2 |  |
 National guard | 2 | 1 | 1 |  |