Univariable analysis of time to death for COVID-19 patients
| Characteristic | HR | 95% CI | P value |
| Age group (n=787) (Reference:<20) | |||
| 21–40 | 1.58 | 0.62 to 4.06 | 0.3 |
| 41–60 | 3.66 | 1.49 to 9.03 | 0.005 |
| >60 | 5.61 | 2.24 to 14.0 | <0.001 |
| Gender (n=787) (reference: female) | |||
| Male | 1.62 | 1.17 to 2.24 | 0.004 |
| Chronic conditions (n=787) (reference: no) | |||
| Yes | 2.62 | 1.92 to 3.58 | <0.001 |
| Chronic conditions existing (n=787) (reference: no) | |||
| HIV | 1.49 | 0.83 to 2.68 | 0.2 |
| Chronic renal disease | 2.77 | 1.80 to 4.25 | <0.001 |
| Asthma | 1.06 | 0.26 to 4.26 | >0.9 |
| Tuberculosis | 1.38 | 0.34 to 5.58 | 0.6 |
| Diabetes (n=740) | 2.02 | 1.44 to 2.85 | <0.001 |
| Ventilation (n=787) (reference: no) | |||
| Yes | 12.3 | 9.06 to 16.6 | <0.001 |
| Reason hospitalisation (n=787) (reference: other reason) | |||
| Visited hospital | 106 | 14.7 to 758 | <0.001 |
| Clinical symptoms (n=787) (reference: no) | |||
| Yes | 1.92 | 1.38 to 2.67 | <0.001 |
| Symptoms existing (n=787) (reference: no) | 1.13 | 1.04 to 1.22 | 0.003 |
| Headache | 0.33 | 0.18 to 0.62 | <0.001 |
| Fatigue | 0.53 | 0.31 to 0.90 | 0.020 |
| Myalgia or arthralgia | 0.24 | 0.03 to 1.71 | 0.2 |
| Shortness of breath | 1.97 | 1.34 to 2.89 | <0.001 |
| Fever | 1.92 | 1.39 to 2.65 | <0.001 |
| Cough | 1.25 | 0.93 to 1.67 | 0.14 |
| Sore throat | 1.86 | 0.92 to 3.79 | 0.086 |
| Weakness | 1.80 | 1.02 to 3.16 | 0.042 |
| Chest pains (n=740) | 0.62 | 0.25 to 1.50 | 0.3 |
| Loss of taste or smell | 3.43 | 2.52 to 4.68 | <0.001 |
| White blood cells (n=558) (reference: normal) | |||
| Decreased | 0.57 | 0.26 to 1.24 | 0.2 |
| Increased | 3.14 | 2.27 to 4.34 | <0.001 |
| Neutrophils (n=559) (reference: normal) | |||
| Decreased | 3.34 | 1.88 to 5.95 | <0.001 |
| Increased | 6.13 | 3.22 to 11.7 | <0.001 |
| Lymphocytes (n=558) (reference: normal) | |||
| Decreased | 4.17 | 1.95 to 8.90 | <0.001 |
| Increased | 0.30 | 0.06 to 1.45 | 0.13 |
| Haemoglobin (n=554) (reference: normal) | |||
| Decreased | 2.81 | 2.01 to 3.92 | <0.001 |
| Increased | 0.88 | 0.40 to 1.94 | 0.8 |
| Alanine aminotransferase (n=500) (reference: normal) | |||
| Increased | 2.13 | 1.54 to 2.95 | <0.001 |
| Aspartate aminotransferase (n=502) (reference: normal) | |||
| Increased | 3.24 | 2.25 to 4.68 | <0.001 |
| Potassium (n=539) (reference: normal) | |||
| Decreased | 1.15 | 0.65 to 2.05 | 0.6 |
| Increased | 1.72 | 1.20 to 2.46 | 0.003 |
| C reactive protein (n=263) (reference: normal) | |||
| Increased | 25.9 | 3.61 to 186 | 0.001 |