Table 4.
CT image interpretations of common type patients with SARS-CoV-2 pneumonia based on having fever or not
| Pneumonia chest CT findings | n (%) | p1 | |
|---|---|---|---|
| Common type | |||
| Afebrile (n = 38) | Febrile (n = 52) | ||
| Bilateral | 18 (47%) | 22 (42%) | 0.776 |
| Ground-grass opacities | 29 (76%) | 49 (94%) | 0.014 |
| Nodules | 23 (61%) | 30 (58%) | 0.787 |
| Linear densities | 19 (50%) | 31 (60%) | 0.365 |
| Consolidation | 16 (42%) | 21 (40%) | 0.870 |
| Crazy paving | 6 (16%) | 3 (6%) | 0.118 |
| Bronchiectasis | 3 (8%) | 3 (6%) | 0.694 |
| Effusion | 0 | 0 | – |
| Lymphadenopathy | 1 (3%) | 0 | 0.422 |
| Air-bronchogram | 0 | 5 (10%) | 0.071 |
| Tree-in-bud sign | 2 (5%) | 2 (4%) | 1.000 |
| White lung | 0 | 0 | – |
| Zonal predominance | |||
| Upper | 11 (29%) | 18 (35%) | 0.570 |
| Middle | 12 (32%) | 16 (31%) | 0.935 |
| Lower | 28 (74%) | 42 (81%) | 0.425 |
| Predominant distribution | |||
| Peripheral | 34 (89%) | 45 (87%) | 0.754 |
| Central | 9 (24%) | 11 (21%) | 0.776 |
| Predominant patterns | |||
| Ground-glass opacities | 33 (87%) | 49 (94%) | 0.275 |
| Consolidation | 19 (50%) | 22 (42%) | 0.470 |
| Reticulation | 3 (8%) | 1 (2%) | 0.307 |
| Total severity score, mean (SD) | 1.8 (1.2) | 2.1 (1.6) | 0.767 |
Abbreviation: SARS-CoV-2, severe acute respiratory syndrome coronavirus 2; n, number of cases
1For categorical variables, p values were derived from χ2 test, Fisher’s exact test. For continuous variables, p values were derived from Student t test or analysis of variance (ANOVA)