Table 4 Multivariate analysis of predictor variables for potential to benefit
Variable | exp(B) | p | 95 % CI for exp(B) | |
|---|---|---|---|---|
Pulse (ref <71) | 0.02 | |||
71–110 | 0.371 | 0.034 | 4.101 | |
>110 | 5.176 | 1.125 | 23.816 | |
Respiratory rate (ref <16) | 0.228 | |||
16–18 | 4.814 | 0.636 | 36.443 | |
19–23 | 19.144 | 1.035 | 354.172 | |
>23 | 6.664 | 0.723 | 61.405 | |
Systolic BP (ref 121–180) | 0.061 | |||
<100 | 3.687 | 1.089 | 12.481 | |
100–120 | 1.112 | 0.407 | 3.043 | |
>180 | 2.468 | 0.615 | 9.905 | |
Pulse pressure (ref 51–76) | 0.536 | |||
<51 | 1.479 | 0.548 | 3.992 | |
>76 | 1.729 | 0.611 | 4.894 | |
GCS (ref 13–15) | <0.001 | |||
3–8 | 23.013 | 3.806 | 139.163 | |
9–12 | 4.060 | 1.114 | 14.790 | |
SaO2 (ref low risk) | 0.971 | |||
High | 0.946 | 0.146 | 6.123 | |
Moderate | 0.840 | 0.164 | 4.300 | |
Pulse/SaO2 interaction | 0.210 | |||
Respiratory rate/SaO2 interaction | 0.210 | |||