Table 2.
Predictors associated with mortality in the patients with COVID-19.
| Univariate |
Multivariate |
|||
|---|---|---|---|---|
| Hazard ratio (95% CI) | p Value | Hazard ratio (95% CI) | p Value | |
| Age 50–69 years | 14.00 (5.04–38.89) | <.001 | ||
| ≥70 years | 137.37 (51.00–370.03) | <.001 | ||
| Male sex | 1.63 (1.26–2.11) | <.001 | 1.55 (1.05–2.29) | .03 |
| Body mass index < 18.5 kg/m2 | 2.50 (1.48–4.22) | <.001 | 2.88 (1.66–4.99) | <.001 |
| Systolic blood presssure < 120 mmHg | 1.18 (0.87–1.59) | .28 | ||
| Diastolic blood pressure < 80 mmHg | 1.36 (1.04–1.77) | .02 | 0.74 (0.50–1.09) | .13 |
| Heart rate ≥ 100 /min | 1.74 (1.29–2.33) | <.001 | 1.07 (0.68–1.69) | .76 |
| Body temperature ≥ 37.5 °C | 2.13 (1.60–2.83) | <.001 | 1.18 (0.58–2.39) | .65 |
| Charlson comorbidity index score ≥3 | 61.41 (27.29–138.15) | <.001 | 22.96 (7.20–73.24) | <.001 |
| Any symptoms at admission | 1.25 (0.91–1.72) | .17 | ||
| Febrile sense | 2.02 (1.55–2.63) | <.001 | 1.31 (0.66–2.62) | .44 |
| Fatigue | 1.74 (1.06–2.85) | .028 | 1.15 (0.60–2.20) | .67 |
| Dyspnoea | 6.39 (4.94–8.26) | <.001 | 2.90 (1.96–4.29) | <.001 |
| Altered mentality | 19.77 (12.46–31.35) | <.001 | 2.03 (0.92–4.48) | .08 |
| Haemoglobin <120 g/L | 3.99 (3.07–5.19) | <.001 | 2.08 (1.40–3.11) | <.001 |
| Lymphocyte counts < 0.8 × 109/L | 8.36 (6.41–10.89) | <.001 | 2.61 (1.75–3.89) | <.001 |
| Platelet counts < 150 × 109/L | 3.95 (3.01–5.19) | <.001 | 2.03 (1.35–3.04) | <.001 |
CI: confidence interval; COVID-19: coronavirus disease 2019.