Table 4 Risk and protective factors of impaired consciousness at 14 days (N = 411, 19 patients without evaluation)
| Â | Univariate model | Multivariate model | ||
|---|---|---|---|---|
| Â | OR (95% CI) | P value | OR (95% CI) | P value |
Patient-related risks | Â | Â | Â | Â |
Age | 0.99 (0.98-1.00) | 0.024 | 1.00 (0.98; 1.01) | 0.837 |
GCS ≥9 in ED | 1 |  | 1 |  |
GCS <9 in ED | 9.57 (5.34-17.14) | <0.0001 | 7.01 (3.64; 13.53) | <0.0001 |
Normal pupil reaction in ED | 1 | Â | 1 | Â |
Abnormal pupil reaction in ED | 3.07 (1.78-5.29) | <0.0001 | 1.29 (0.68-2.45) | 0.442 |
ISS <25 | 1 | Â | 1 | Â |
ISS ≥25 | 4.54 (2.51-8.20) | <0.0001 | 2.79 (1.43-5.44) | 0.0003 |
Falls | 1 | Â | 1 | Â |
Road traffic accidents | 2.05 (1.26; 3.33) | 0.004 | 1.35 (0.72; 2.53) | 0.348 |
Others mechanisms | 1.03 (0.52; 2.02) | 0.943 | 0.69 (0.30; 1.63) | 0.398 |
Treatable prehospital risks | Â | Â | Â | Â |
Hypotension (syst BP <90) | 2.16 (0.67-6.97) | 0.196 | 1.38 (0.29; 6.58) | 0.688 |
Hypoxemia (SpO2 <90%) | 5.54 (2.71-11.30) | <0.0001 | 4.11 (1.72-9.84) | 0.001 |
Hypothermia (<35.0°C) | 2.23 (1.33-3.73) | 0.002 | 1.43 (0.77-2.68) | 0.259 |
Intervention-related risks | Â | Â | Â | Â |
Prehospital time | 1.00 (0.99-1.00) | 0.296 | Â | Â |
Direct admission | 1 | Â | 1 | Â |
Indirect admission | 0.37 (0.20-0.68) | 0.001 | 0.47 (0.23-0.97) | 0.041 |