Table 1.
Demographics and baseline characteristics of patients with severe COVID-19.
| Characteristics | All patients (n = 45) | Intubated (n = 20) | Not intubated (n = 25) |
|---|---|---|---|
| Age (years) | 56.7 ± 15.4 | 62.1 ± 13.56 | 52.4 ± 15.7 |
| Sex, n (%) | |||
| Male | 29 (64.4) | 14 (70) | 15 (60) |
| Female | 16 (35.6) | 6 (30) | 10 (40) |
| Body mass index (kg/m2) | 24.2 (22.0–26.7) | 23.2 (21.4–25.3) | 25.0 (22.9–26.9) |
| Exposure, n (%) | |||
| Exposure to Hubei | 36 (80.0) | 18 (90) | 18 (72) |
| Exposure to confirmed patients | 26 (57.8) | 12 (60) | 14 (56) |
| Familial cluster | 19 (42.2) | 11 (55) | 8 (32) |
| Positive reverse transcriptase–polymerase chain reaction, n (%) | 45 (100) | 20 (100) | 25 (100) |
| Chronic diseases, n (%) | |||
| At least one preexisting condition | 26 (57.8) | 14 (70) | 12 (48) |
| Hypertension | 21 (46.7) | 11 (55) | 10 (40) |
| Diabetes | 13 (28.9) | 6 (30) | 7 (28) |
| Chronic cardiac disease | 6 (13.3) | 4 (20) | 2 (8) |
| Chronic pulmonary disease | 4 (8.9) | 3 (15) | 1 (4) |
| Cancers | 3 (6.7) | 1 (5) | 2 (8) |
| Immunosuppression | 1 (2.2) | 0 | 1 (4) |
| Smoker (+ex-smoker), n (%) | 8 (17.8) | 3 (15) | 5 (20) |
| Onset symptoms (%) | |||
| Fever | 39 (86.7) | 18 (90) | 21 (84) |
| Cough | 32 (71.1) | 15 (75) | 17 (68) |
| Sputum | 18 (40.0) | 7 (35) | 11 (44) |
| Dyspnea | 29 (64.4) | 15 (75) | 14 (56) |
| Chest tightness | 10 (22.2) | 6 (30) | 4 (20) |
| Myalgia | 4 (8.9) | 2 (10) | 2 (8) |
| Malaise | 17 (37.8) | 10 (50) | 7 (28) |
| Diarrhea | 0 | 0 | 0 |
| Duration from onset of symptoms to ICU admission (days) | 10.0 (8.0–13.0) | 11.0 (7.5–14.0) | 10.0 (8.0–12.0) |