Table 1.
Clinical and radiological characteristics of enrolled cases
| Characteristic | Total | Non-severe COVID-19 | Severe COVID-19 | p value |
|---|---|---|---|---|
| N | 85 | 63 | 22 | |
| Age (years) | 53.4 ± 14.5 | 51.8 ± 15.3 | 58.1 ± 11.1 | 0.044 |
| Sex | 0.598 | |||
| Male | 54 (63.5%) | 39 (61.9%) | 15 (68.2%) | |
| Female | 31 (36.5%) | 24 (38.1%) | 7 (31.8%) | |
| Associated comorbidities | 52 (61.2%) | 31 (49.2%) | 21 (95.5%) | < 0.001 |
| Diabetes | 24 (28.2%) | 13 (20.6%) | 11 (50%) | 0.008 |
| Hypertension | 29 (34.1%) | 17 (27%) | 12 (54.5%) | 0.019 |
| Ischemic heart disease | 8 (9.4%) | 2 (3.2%) | 6 (27.3%) | 0.003* |
| Chronic liver disease | 9 (10.6%) | 6 (9.5%) | 3 (13.6%) | 0.690* |
| SPO2 | 89.9 ± 6.9 | 92.5 ± 4.7 | 82 ± 6.3 | < 0.001$ |
|
Respiratory rate (breaths/minute) |
22.1 ± 4.1 | 20.7 ± 2.8 | 26.3 ± 4.5 | < 0.001$ |
| Subpleural bands | 35 (41.2%) | 27 (42.9%) | 8 (36.4%) | 0.594 |
| Lymph node enlargement | 10 (11.8%) | 4 (6.3%) | 6 (27.3%) | 0.017* |
| Dominant side | 0.041 | |||
| Right | 64 (75.3%) | 51 (81%) | 13 (59.1%) | |
| Left | 21 (24.7%) | 12 (19%) | 9 (40.9%) | |
| Distribution | 0.903 | |||
| Diffuse | 55 (64.7%) | 41 (65.1%) | 14 (63.6%) | |
| Peripheral | 30 (35.3%) | 22 (34.9%) | 8 (36.4%) | |
| Ground-glass opacities | 54 (63.5%) | 46 (73%) | 8 (36.4%) | 0.002 |
| Consolidations | 13 (15.3%) | 9 (14.3%) | 4 (18.2%) | 0.734* |
| Crazy paving | 10 (11.8%) | 3 (4.8%) | 7 (31.8%) | 0.002* |
| Nodules | 8 (9.4%) | 6 (9.5%) | 2 (9.1%) | 1.000* |
Data expression [test of significance]: N (%) [chi-square or *Fisher’s exact test] or mean ± SD [$independent-samples t test]