Table 3 Log-rank tests for categorical variables
Covariates | DF | Chisq | P-value |
|---|---|---|---|
Sex | 1 | 68 | < 0.0001 |
Severity | 2 | 41.4 | < 0.0001 |
Co-morbidity | 1 | 72.91 | < 0.0001 |
Respiratory disease | 1 | 36.4 | < 0.0001 |
Presence of asthma | 1 | 8.9 | 0.0142 |
Presence of symptoms | 1 | 62.7 | < 0.0001 |
Respiratory symptoms | 1 | 34.1 | < 0.0001 |