Table 3.
Final model of the multivariate logistic regression analysis to predict mortality in patients admitted to hospital with ROSC (n = 2,460; source: TR-DGU)
| Variable | Unit | Coefficient | p-value | OR | 95% CI |
|---|---|---|---|---|---|
| Age (years) (reference 0-59) | 60–69 | + 0.22 | .126 | 1.25 | 0.94–1.66 |
| 70–79 | + 0.38 | .009 | 1.46 | 1.10–1.93 | |
| 80 + | + 1.44 | < .001 | 4.22 | 2.97–6.00 | |
| Sex | male | - 0.28 | .023 | 0.76 | 0.60–0.96 |
| ISS | per point | + 0.025 | < .001 | 1.025 | 1.018–1.032 |
| Head injury | AIS 3 + | + 0.78 | < .001 | 2.17 | 1.71–2.76 |
| Extremity injury | AIS 3 + | - 0.46 | 0.001 | 0.63 | 0.48–0.84 |
| Found in CA | yes | + 0.74 | < .001 | 2.10 | 1.70–2.59 |
| Shock on admission | yes | + 0.65 | < .001 | 1.91 | 1.53–2.39 |
| Blood transfusion | yes | + 0.71 | < .001 | 2.03 | 1.51–2.72 |
| CA/CPR in the ER (reference: no) | yes | + 1.74 | < .001 | 5.70 | 3.74–8.70 |
| unknown | + 0,40 | 0.001 | 1.50 | 1.19–1.86 | |
| Emergency surgery | yes | - 0.31 | .018 | 0.74 | 0.57–0.95 |
| Level 1 hospital | yes | - 0.27 | 0.041 | 0.77 | 0.60–0.99 |
| Constant | -1.22 | < .001 |
CA Cardiac arrest, CPR Cardiopulmonary resuscitation, ER Emergency room, Level 1 hospital supra-regional (certified) trauma center with at least 50 ISS 16 + cases per year, all trauma centers in Germany are classified as Level 1, 2 (regional) or 3 (local) based on a structured auditing which is updated every 3 years, ISS Injury severity score, TR-DGU Trauma Registry of the German Society for Trauma Surgery