Table 4 Cox proportional hazard assumption test
Variable | Ch-square | Df | P-value |
|---|---|---|---|
Age | 1.876 | 1 | 0.1708 |
Sex | 3.1068 | 1 | 0.0933 |
Co-morbidity | 1.352 | 1 | 0.2410 |
Respiratory disease | 0.894 | 1 | 0.285 |
Asthma | 0.414 | 1 | 0.520 |
Symptoms | 3.217 | 1 | 0.0914 |
Respsymptom | 0.406 | 1 | 0.517 |
Oxygen saturation | 3.742 | 1 | 0.740 |
Severity | 1.463 | 2 | 0.287 |
Global | 13.544 | 10 | 0.326 |