Table 2.
Chest CT findings of the included patients.
| Radiological characteristics | All patients (N = 42) | Admission to ICU |
p-value | |
|---|---|---|---|---|
| Yes (N = 10) | No (N = 32) | |||
| Background | ||||
| Normal lung | 37 (88.1%) | 8 (80%) | 29 (90.6%) | 0.341 |
| Emphysema | 3 (7.1%) | 1 (10%) | 2 | |
| Fibrosis | 1 (2.4%) | 1 (10%) | 0 | |
| Emphysema + fibrosis | 1 (2.4%) | 0 (0%) | 1 | |
| Location | ||||
| Unilateral | 0 (%) | 0 (%) | 0 (%) | 1 |
| Bilateral | 39 (92.9%) | 10 (100%) | 29 (90.6%) | |
| No. of affected lobes | 5 [4,5] | 5 [5–5] | 5 [[3], [4], [5]] | 0.080 |
| Distribution | ||||
| Peripheral | 13 (30.9%) | 0 (0%) | 13 (40.6%) | 0.015 |
| Peribronchovascular | 2 (4.8%) | 1 (10%) | 1 (3.1%) | |
| Both | 24 (57.1%) | 9 (90%) | 15 (46.9%) | |
| Zonal predominance | ||||
| No predominance | 7 (16.7%) | 2 (20%) | 5 (15.6%) | 1 |
| Upper | 7 (16.7%) | 2 (20%) | 5 (15.6%) | |
| Mid | 2 (4.8%) | 0 (0%) | 2 (6.3%) | |
| Lower | 26 (61.9%) | 6 (60%) | 20 (62.5%) | |
| Pattern of lesions | ||||
| Ground glass opacity | 39 (92.9%) | 10 (100%) | 29 (90.6%) | 1 |
| Consolidation | 28 (66.7%) | 7 (70%) | 21 (65.6%) | 1 |
| Crazy paving | 26 (61.9%) | 8 (10%) | 18 (56.3%) | 0.270 |
| Interlobular septal thickening | 25 (59.5%) | 8 (80%) | 17 (53.1%) | 0.162 |
| Parenchymal bands | 23 (54.8%) | 7 (70%) | 16 (50%) | 0.305 |
| Ground glass opacity with consolidation | 21 (50%) | 7 (70%) | 14 (43.8%) | 0.277 |
| Organizing pneumonia pattern | 20 (47.6%) | 3 (30%) | 17 (53.1%) | 0.284 |
| Traction bronchiectasis | 19 (45.2%) | 7 (70%) | 12 (37.5%) | 0.144 |
| Round ground glass opacity | 11 (26.2%) | 1 (10%) | 10 (23.8%) | 0.245 |
| Pleural effusion | 9 (21.4%) | 2 (20%) | 7 (21.9%) | 1 |
| Lymphadenopathy | 10 (23.8%) | 2 (20%) | 8 (25%) | 0.181 |
| Air-bronchogram | 4 (9.5%) | 2 (20%) | 2 (6.3%) | 0.236 |
| Reverse halo sign | 3 (7.1%) | 0 (0%) | 3 (9.4%) | 1 |
| Halo sign | 1 (2.4%) | 0 (0%) | 1 (3.1%) | 1 |
| Nodules | 1 (2.4%) | 0 (0%) | 1 (3.1%) | 1 |
| Cavitation | 0 (0%) | 0 (0%) | 0 (%) | N/A |
| Subsegmental vessel enlargement | 0 (0%) | 0 (0%) | 0 (%) | N/A |
| Complications | ||||
| Radiological superinfection | 5 (11.9%) | 2 (20%) | 3 (9.4%) | 0.577 |
| Pulmonary embolism | 3 (7.1%) | 3 (30%) | 0 (0%) | 0.010 |
| Signs predictive of fibrosis | 22 (52.4%) | 9 (90%) | 13 (40.6%) | 0.010 |
| Severity score | 11.75±4.75 | 12.60±4.25 | 7.38±4.23 | 0.004 |
Bold text indicates statistical significance (p-value <0.05).Continuous data are expressed as mean ± standard deviation or median [interquartile range].