Table 1.
Demographics and baseline characteristics of COVID-19 patients.
| No. (%) Total (n = 132) | A (n = 41) | B (n = 44) | C (n = 47) | |
|---|---|---|---|---|
| Age, median (IQR), y | 66.0 (56.0–72.0) | 64.0 (44.0–73.0) | 66.0 (58.0–71.0) | 68.0 (61.0–72.0) |
| Gender | ||||
| Male | 68 (51.5) | 18 (43.9) | 21 (47.7) | 29 (61.7) |
| Female | 64 (48.5) | 23 (56.1) | 23 (52.3) | 18 (38.3) |
| Comorbidities | ||||
| Hypertension | 66 (50.0) | 18 (44.4) | 21 (47.7) | 27 (57.4) |
| Cardiovascular disease | 22 (16.7) | 7 (17.0) | 5 (11.4) | 10 (21.3) |
| Pulmonary disease | 9 (6.8) | 3 (7.3) | 4 (9.1) | 2 (4.3) |
| Cerebrovascular disease | 10 (7.6) | 2 (4.9) | 5 (11.4) | 3 (6.4) |
| Chronic kidney disease | 10 (7.6) | 7 (17.1) | 0 | 3 (6.4) |
| Maintenance hemodialysis | 7 (5.3) | 4 (9.8) | 0 | 3 (6.4) |
| Thyroid disease | 2 (1.5) | 1 (2.4) | 1 (2.3) | 0 |
| Signs and symptoms | ||||
| Fever | 94 (71.2) | 26 (63.4) | 34 (77.3) | 34 (72.3) |
| Cough | 96 (72.7) | 31 (75.6) | 27 (61.4) | 38 (80.9) |
| Fatigue | 39 (29.5) | 11 (26.8) | 14 (31.8) | 14 (29.8) |
| Shortness of breath | 105 (79.5) | 32 (78.0) | 34 (77.3) | 39 (83.0) |
| Myalgia | 28 (21.2) | 6 (14.6) | 15 (34.1) | 7 (14.9) |
| Diarrhea | 11 (8.3) | 3 (7.3) | 3 (6.8) | 5 (10.6) |
| SaO2 on admission, median (IQR), % | 95 (90–97) | 96 (93–97.5) | 95 (86.25–97) | 93 (85–96) |
| Time from onset to admission, median (IQR), d | 14 (10.0–17.8) | 13.0 (8.5–18.5) | 15.0 (11–18.75) | 13.0 (9–17) |