Table 1 Baseline characteristics of included patients with COVID-19
Variables | All patients | Non-severe patients | Severe patients | P value |
|---|---|---|---|---|
N | 230 | 178 | 52 | |
Age, mean (SD), y | 46.3 (14.4) | 43.79 (13.8) | 54.88 (13.2) | < 0.001 |
Sex, female, N (%) | 114 (49.6) | 95 (53.4) | 19 (36.5) | 0.048 |
Body mass index, mean (SD), kg/m2 | 24.4 (11.4) | 24.1 (12.8) | 25.3 (3.6) | 0.493 |
Smoking, N (%) | 19 (8.3) | 13 (7.3) | 6 (11.5) | 0.490 |
Comorbidities | ||||
Any, N (%) | 50 (21.7) | 31 (17.4) | 19 (36.5) | 0.006 |
Hypertension, N (%) | 32 (13.9) | 21 (11.8) | 11 (21.2) | 0.137 |
Diabetes, N (%) | 13 (5.7) | 6 (3.4) | 7 (13.5) | 0.015 |
Cardiovascular disease, N (%) | 6 (2.6) | 2 (1.1) | 4 (7.7) | 0.034 |
Hepatitis B infection, N (%) | 8 (3.5 | 6 (3.4) | 2 (3.8) | 1.000 |
Cancer, N (%) | 2 (0.9) | 1 (0.6) | 1 (1.9) | 0.935 |
Supplementary oxygen required, N (%) | 155 (67.4) | 103 (57.9) | 52 (100.0) | < 0.001 |
NIV/IMV required, N (%) | 29 (12.6) | 0 (0.0) | 29 (55.8) | < 0.001 |
Hospitalization in ICU, N (%) | 14 (6.1) | 0 (0.0) | 14 (26.9) | < 0.001 |
Duration of ICU stay, median (IQR), d | na | na | 12 (5.75–19.50) | na |
Hospitalization period, median (IQR), d | 21 (16–29) | 20 (16–22) | 30 (21–38) | < 0.001 |