Table 6 Multivariate analysis of injurya risk factors
From: Injury rates and injury risk factors among federal bureau of investigation new agent trainees
Gender | Variable | Strata | N | Hazard Ratios(95%CI) fromCox Regressions | p-value(from Waldstatistic) |
|---|---|---|---|---|---|
Men | Age | 24.4-29.9 years | 187 | 1.00 | Referent |
| Â | Â | 30.0-38.6 years | 238 | 1.70 (1.20-2.42) | <0.01 |
| Â | 300-Meter Sprint | 40-44 seconds | 122 | 1.00 | Referent |
| Â | Â | 45-46 seconds | 132 | 1.34 (0.84-2.16) | 0.22 |
| Â | Â | 47-48 seconds | 108 | 1.84 (1.31-3.00) | 0.01 |
| Â | Â | 49-55 seconds | 63 | 1.75 (1.01-3.02) | 0.05 |
| Â | 1.5-Mile Run | 8.18-10.35 minutes | 108 | 1.00 | Referent |
| Â | Â | 10.36-11.10 minutes | 107 | 1.14 (0.67-1.94) | 0.63 |
| Â | Â | 11.11-11.64 minutes | 104 | 1.84 (1.11-3.04) | 0.02 |
| Â | Â | 11.65-15.02 minutes | 106 | 1.95 (1.19-3.20) | <0.01 |
| Â | Smoked 100 Cigarettesin Lifetime | No | 351 | 1.00 | Referent |
| Â | Â | Yes | 74 | 0.42 (0.25-0.71) | <0.01 |
| Â | Self Rating of PhysicalActivity | Less Active | 6 | 6.68 (2.52-17.70) | <0.01 |
| Â | Â | About the Same | 30 | 0.56 (0.27-1.17) | 0.12 |
| Â | Â | More Active | 389 | 1.00 | Referent |
|  | Frequency of AerobicExercise in Last 2 Months | ≤ 1 time/week | 2 | 4.58 (0.97-21.71) | 0.06 |
| Â | Â | 2-4 times/week | 263 | 0.69 (0.49-0.97) | 0.03 |
|  |  | ≥5 times/week | 160 | 1.00 | Referent |
| Â | Returned to NormalPhysical ActivitySince UpperLimb Injury | No Injury | 246 | 1.00 | Referent |
| Â | Â | No | 11 | 3.36 (1.48-7.62) | <0.01 |
| Â | Â | Yes | 168 | 1.41 (1.00-2.00) | 0.05 |
| Â | Have KneePain LimitingActivity Sometime | No | 313 | 1.00 | Referent |
| Â | Â | Yes | 112 | 1.84 (1.28-2.64) | <0.01 |
Women | 1.5-Mile Run | 10.05-12.06 minutes | 34 | 1.00 | Referent |
| Â | Â | 12.07-12.95 minutes | 32 | 1.00 (0.46-2.18) | 0.99 |
| Â | Â | 12.96-14.92 minutes | 32 | 1.95 (0.97-3.93) | 0.06 |
| Â | Have BackPain LimitingActivity Sometime | No | 78 | 1.00 | Referent |
| Â | Â | Yes | 20 | 2.37 (1.27-4.43) | <0.01 |