Table 2 Baseline characteristics of the patients among different severity of COVID-19
|  | All cases N = 295 | Mild/moderate N = 188 | Severe N = 66 | Critical ill N = 41 | p-value |
|---|---|---|---|---|---|
Age, years | 58.00 (44.00–69.00) | 51.50 (38.00–64.00) | 67.00 (57.25–76.75) | 66.00 (61.00–75.00) | < 0.0001 |
Male, n, % | 155,52.54% | 88,46.81% | 37,56.06% | 30,73.17% | 0.0074 |
Smoking, n, % | 17,5.76% | 7,3.72% | 5,7.58% | 5,12.20% | 0.0836 |
Alcohol history, n, % | 16,5.42% | 7,3.72% | 4,6.06% | 5,12.20% | 0.0918 |
Diabetes mellitus, n, % | 71,24.07% | 39,20.74% | 17,25.76% | 15,36.59% | 0.0928 |
Cardiovascular disease, n, % | 101,34.24% | 49,26.06% | 26,39.39% | 26,63.41% | < 0.0001 |
Chronic respiratory disease, n, % | 23, 7.80% | 10, 5.32% | 10,15.15% | 3, 7.32% | 0.0372 |
Chronic liver disease, n, % | 24,8.14% | 14,7.45% | 4,6.06% | 6,14.63% | 0.2446 |
Chronic kidney disease, n, % | 18,6.10% | 7,3.72% | 3,4.55% | 8,19.51% | 0.0006 |
Chest CT features, n, % | < 0.0001 | ||||
 Normal | 2, 0.70% | 2, 1.08% | 0, 0.00% | 0, 0.00% |  |
 GGO | 111, 38.68% | 81, 43.78% | 26, 41.94% | 4,10.00% |  |
 Focal GGO +/− consolidation | 18, 6.27% | 18, 9.73% | 0, 0.00% | 0, 0.00% |  |
 Bilateral involvement | 134, 46.69% | 79, 42.70% | 30, 48.39% | 25,62.50% |  |
 Diffuse and interstitial lesions | 22, 7.67% | 5, 2.70.00% | 6,9.68.00% | 11,27.50% |  |