|
Intervention group (reference group = control group)
|
3.299***
|
1.614–6.746
|
3.246**
|
1.567–6.727
|
3.702***
|
1.747–7.843
|
|
Age (reference group = age < 36)
|
0.703
|
0.326–1.515
|
0.379*
|
0.175–0.822
|
0.371*
|
0.168–0.821
|
|
Sex (reference group = female)
|
0.552
|
0.260–1.175
|
0.770
|
0.359–1.653
|
0.578
|
0.264–1.264
|
|
Education (reference group = <high school)
|
1.243
|
0.412–3.752
|
1.230
|
0.414–3.654
|
1.119
|
0.379–3.303
|
| Injury severity score (ISS) (reference group = ISS≦4) |
0.654
|
0.268–1.595
|
0.849
|
0.353–2.039
|
1.031
|
0.421–2.523
|
|
Transferred (reference group = non-transferred)
|
1.307
|
0.578–2.955
|
0.883
|
0.383–2.036
|
0.669
|
0.287–1.563
|
|
Arrived time (reference group = other)
|
1.222
|
0.582–2.568
|
0.972
|
0.459–2.058
|
0.923
|
0.430–1.981
|
|
Physician (reference group = physician A)
|
0.733
|
0.313–1.715
|
0.904
|
0.381–2.145
|
0.938
|
0.387–2.273
|
|
Baseline knowledge score (BKS) (reference group = BKS < 60)
|
0.965
|
0.453–2.057
|
1.195
|
0.557–2.567
|
1.134
|
0.520–2.473
|
|
Likelihood ratio test for model
|
χ2 = 19.41; P = 0.022
|
χ2 = 22.13; P = 0.009
|
χ2 = 24.83; P = 0.003
|
