Table 2.
Appearance, pattern and predominant distribution of tomographic findings in patients with COVID-19, according to the course of the infection.
| Total (n = 182) | Early phase (n = 48) | Intermediate/progressive phase (n = 80) | Advanced phase (n = 54) | P-value | |
|---|---|---|---|---|---|
| Appearance | .001 | ||||
| Typical | 112 (61.5%) | 19 (39.6%) | 58 (72.5%) | 35 (64.8%) | |
| Indeterminate | 52 (28.6%) | 18 (37.5%) | 28 (22.5%) | 16 (29.6%) | |
| Atypical | 4 (2.2%) | 4 (8.3%) | 0 (0%) | 0 (0%) | |
| Negative | 14 (7.7%) | 7 (14.6%) | 4 (5%) | 3 (5.6%) | |
| Predominant pattern | .259 | ||||
| Ground-glass opacities | 110 (60.4%) | 28 (58.3%) | 53 (66.3%) | 29 (53.7%) | |
| Consolidation | 48 (26.4%) | 11 (22.9%) | 20 (25%) | 17 (31.5%) | |
| Fibrosis | 10 (5.5%) | 2 (4.2%) | 3 (3.8%) | 5 (9.3%) | |
| Distribution | .187 | ||||
| Peripheral | 116 (63.7%) | 31 (64.6%) | 54 (67.5%) | 31 (57.4%) | |
| Central | 2 (1.1%) | 1 (2.1%) | 1 (1.3%) | 0 (0%) | |
| Mixed | 50 (27.5%) | 9 (18.8%) | 21 (26.3%) | 20 (37%) |