Table 3 Risk factors of death at 14 days
| Â | Univariate model | Multivariate model | ||
|---|---|---|---|---|
| Â | Hazard ratio (95% CI) | P values | Hazard ratio (95% CI) | P values |
Patient-related risks | Â | Â | Â | Â |
Age | 1.02 (1.01-1.03) | <0.0001 | 1.03 (1.02-1.04) | 0.0001 |
GCS ≥9 in ED | 1 |  | 1 |  |
GCS <9 in ED | 3.98 (2.57-6.14) | <0.0001 | 2.08 (1.25-3.46) | 0.005 |
Normal pupil reaction in ED | 1 | Â | 1 | Â |
Abnormal pupil reaction in ED | 4.00 (2.51-5.51) | <0.0001 | 2.47 (1.72-3.54) | <0.0001 |
ISS <25 | 1 | Â | 1 | Â |
ISS ≥25 | 4.03 (2.37-6.85) | <0.0001 | 2.62 (1.48-4.63) | 0.0001 |
Falls | 1 | Â | Â | Â |
Road traffic accidents | 0.80 (-1.24; 0.22) | 0.216 | Â | Â |
Others mechanisms | 0.90 (-0.47; 0.64) | 0.636 | Â | Â |
Treatable prehospital risks | Â | Â | Â | Â |
Hypotension (syst BP <90) | 2.71 (1.50-4.89) | 0.001 | 2.13 (1.12-4.04) | 0.001 |
Hypoxemia (SpO2 <90%) | 1.93 (1.31-2.85) | 0.001 | 1.44 (0.95-2.17) | 0.083 |
Hypothermia (<35.0°C) | 1.80 (1.30-2.49) | <0.0001 | 1.42 (1.00-2.01) | 0.049 |
Intervention-related risks | Â | Â | Â | Â |
Prehospital time | 1.00 (0.99-1.00) | 0.079 | Â | Â |
Direct admission | 1 | Â | 1 | Â |
Indirect admission | 0.71 (0.48-1.058) | 0.092 | 0.88 (0.58-1.34) | 0.552 |