Table 2. Cox multivariable regression proportional hazard model: risk factors for survival.
| Factor | P | Exp (B) | 95% CI |
|---|---|---|---|
| Early | |||
| Crash-to burn patients | 0.002 | 0.504 | 0.312-0.784 |
| Waiting-time >2 years | 0.044 | 0.578 | 0.280-0.924 |
| Late | |||
| Age >60 years | 0.008 | 1.192 | 1.088-1.420 |
| Ischemic | 0.029 | 0.718 | 0.458-0.856 |
| Pulmonary artery hypertension (PHT) | 0.092 | 1.322 | 0.942-1.678 |