Table 3.
Mortality rate among all hospitalized patients and among patients admitted to the intensive care unit (ICU)
| All hospitalized patients |
Patients admitted to the ICU |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Number of patients | Number of deaths | Mortality rate (95%CI) |
Mean FU duration (d)a | Hazard ratio (95%CI)b |
Number of patients | Number of deaths | Mortality rate (95%CI) |
Mean FU duration (d)c | Hazard ratio (95%CI)b |
|
| Total No. | 1835 | 317 | 0.17 (0.16–0.19) | 13.07 | — | 374 | 109 | 0.29 (0.25–0.34) | 15.92 | — |
| Female sex | 898 | 146 | 0.16 (0.14–0.19) | 12.99 | 1.00 (ref) | 135 | 42 | 0.31 (0.23–0.39) | 15.76 | 1.00 (ref) |
| Male sex | 937 | 171 | 0.18 (0.16–0.21) | 13.15 | 1.45 (1.15–1.83)d | 239 | 67 | 0.28 (0.22–0.34) | 16.01 | 1.10 (0.72–1.68) |
| Age groups: | ||||||||||
| Age <60 years | 527 | 13 | 0.02 (0.01–0.04) | 8.92 | 0.33 (0.16–0.68)d | 76 | 7 | 0.09 (0.03–0.16) | 17.21 | 0.62 (0.23–1.67) |
| Age 60–69 years | 274 | 24 | 0.09 (0.05–0.12) | 12.91 | 1.00 (ref) | 84 | 12 | 0.14 (0.07–0.22) | 16.26 | 1.00 (ref) |
| Age 70–79 years | 400 | 89 | 0.22 (0.18–0.26) | 14.52 | 2.75 (1.69–4.47)e | 111 | 46 | 0.41 (0.32–0.51) | 15.64 | 3.52 (1.77–7.01)e |
| Age >79 years | 634 | 191 | 0.30 (0.27–0.34) | 15.73 | 4.11 (2.57–6.58)e | 103 | 44 | 0.43 (0.33–0.52) | 15.03 | 3.68 (1.82–7.42)e |
| Symptoms on admission: | ||||||||||
| Fever | 725 | 130 | 0.18 (0.15–0.21) | 12.79 | 1.33 (1.04–1.70)f | 225 | 64 | 0.28 (0.23–0.34) | 15.51 | 1.08 (0.71–1.64) |
| Diarrhoea | 168 | 25 | 0.15 (0.09–0.20) | 12.95 | 0.87 (0.58–1.32) | 44 | 9 | 0.20 (0.09–0.32) | 15.70 | 0.59 (0.28–1.25) |
| Muscle or body ache | 126 | 9 | 0.07 (0.03–0.12) | 10.96 | 0.66 (0.33–1.32) | 25 | 5 | 0.20 (0.04–0.36) | 19.04 | 0.67 (0.26–1.73) |
| Cough | 636 | 92 | 0.14 (0.12–0.17) | 12.32 | 0.76 (0.58–0.99)f | 166 | 42 | 0.25 (0.19–0.32) | 16.51 | 0.88 (0.58–1.35) |
| Rhinorrhoea | 55 | 8 | 0.15 (0.05–0.24) | 10.65 | 1.11 (0.54–2.32) | 17 | 4 | 0.24 (0.03–0.44) | 12.71 | 1.00 (0.34–2.93) |
| Comorbidities: | ||||||||||
| Diabetes | 258 | 57 | 0.22 (0.17–0.27) | 15.67 | 1.02 (0.75–1.38) | 84 | 25 | 0.30 (0.20–0.40) | 17.92 | 0.94 (0.57–1.55) |
| Malignancy | 91 | 29 | 0.32 (0.22–0.41) | 18.61 | 1.38 (0.94–2.05) | 23 | 10 | 0.43 (0.23–0.64) | 17.91 | 1.81 (0.85–3.82) |
| Cardiovascular diseases | 613 | 156 | 0.25 (0.22–0.29) | 14.70 | 1.31 (1.02–1.70)f | 166 | 57 | 0.34 (0.27–0.42) | 15.20 | 1.02 (0.67–1.56) |
| Lung disease | 199 | 57 | 0.29 (0.22–0.35) | 15.99 | 1.61 (1.20–2.16)d | 61 | 27 | 0.44 (0.32–0.57) | 16.87 | 1.68 (1.04–2.72)f |
FU, follow up; CI, confidence interval; ref, reference; HR, hazard ratio.
Mean follow-up for all patients, gender and age based on 1904 and 399 patients and for symptoms and comorbidities based on 1709 and 354 patients for death among all patients hospitalized and admitted to the ICU, respectively.
Hazard ratios adjusted for all variables listed in the table and calculated with data of 1709 patients and 354 for death among all patients hospitalized and admitted to the ICU, respectively.
Mean follow-up for all patients, gender and age based on 399 patients and for symptoms and comorbidities based on 354 patients.
p < 0.01 according to the Wald test.
p < 0.001 according to the Wald test.
p < 0.05 according to the Wald test.