From: The effect of hospital care on early survival after penetrating trauma
Cox model | Weibull model | Weibull model | ||||
---|---|---|---|---|---|---|
Uncensored | Uncensored | Interval-censored | ||||
HR | 95% CI | HR | 95% CI | HR | 95% CI | |
Male age 40 to 64 vs male age 0 to 39 | 1.27 | 1.21, 1.34 | 1.28 | 1.21, 1.35 | 1.21 | 1.14, 1.28 |
Male age 65 to 79 vs male age 0 to 39 | 1.66 | 1.41, 1.96 | 1.82 | 1.52, 2.18 | 1.53 | 1.25, 1.86 |
Male age ≥80 vs male age 0 to 39 | 1.81 | 1.24, 2.64 | 2.04 | 1.40, 2.99 | 1.63 | 1.06, 2.51 |
Female age 0 to 39 vs male age 0 to 39 | 1.34 | 1.26,1.43 | 1.44 | 1.35, 1.54 | 1.35 | 1.26, 1.45 |
Female age 40 to 64 vs male age 40 to 64 | 1.39 | 1.26, 1.53 | 1.58 | 1.42, 1.75 | 1.44 | 1.28, 1.61 |
Female age 65 to 79 vs male age 65 to 79 | 1.78 | 1.32, 2.43 | 1.87 | 1.36, 2.56 | 1.84 | 1.29, 2.61 |
Female age ≥80 vs male age ≥80 | 1.29 | 0.73, 2.30 | 0.97 | 0.44, 2.14 | 0.78 | 0.33, 1.88 |
Firearm vs other mechanism | 2.89 | 2.73, 3.06 | 2.99 | 2.82, 3.16 | 2.94 | 2.77, 3.12 |
Head/neck injury vs none | 2.07 | 1.99, 2.16 | 2.21 | 2.12, 2.30 | 2.09 | 2.00, 2.18 |
Trunk injury vs none | 1.24 | 1.19, 1.29 | 1.23 | 1.18, 1.29 | 1.30 | 1.24, 1.37 |
Hospital 0 to 30 min vs prehospital | 3.20 | 2.92, 3.49 | 2.35 | 2.22, 2.49 | 0.68 | 0.63, 0.73 |
Hospital 31 to 60 min vs prehospital | 0.89 | 0.76, 1.03 | 0.55 | 0.49, 0.61 | 0.22 | 0.19, 0.25 |
Hospital 61 to 120 min vs prehospital | 0.46 | 0.39, 0.54 | 0.42 | 0.38, 0.47 | 0.29 | 0.26, 0.32 |
Hospital >120 min vs prehospital | 0.06 | 0.05, 0.06 | 0.023 | 0.020, 0.025 | 0.012 | 0.011, 0.013 |
Level I trauma center vs other hospital | 1.00 | 0.94, 1.06 | 1.00 | 0.94, 1.06 | 0.93 | 0.82, 0.97 |
Constant | 0.0070 | 0.0064, 0.0076 | 0.0089 | 0.0082, 0.0097 | ||
Shape parameter | 0.42 | 0.41, 0.43 | 0.45 | 0.44, 0.46 |