| Characteristics | Univariate analysis | Multivariate analysis | |||
| Pregnant women (n = 9%) | Non-pregnant women (n = 22%) | p-value | OR (IC to 95%) | p-value | |
| Headache | 6 (75.0) | 12 (71.0) | 0.82 | ||
| Sudden anosmia | 4 (57.1) | 7 (41.9) | 0.475 | ||
| Dyspnea | 6 (85.7) | 7 (35.3) | 0.024 | 0.551 | |
| Asthenia | 7 (100.0) | 12 (70.6) | 0.107 | ||
| Nasal discharge | 2 (33.3) | 2 (23.6) | 0.638 | ||
| Sputum | 2 (25.0) | 1 (10.0) | 0.396 | ||
| Cough | 4 (50.0) | 4 (40.0) | 0.671 | ||
| Sore throat | 3 (60.0) | 5 (29.4) | 0.211 | ||
| Pericardial effusion | 3 (33.3) | 3 (13.6) | 0.208 | ||
| PA dilatation | 1 (11.1) | 3 (13.6) | 0.849 | ||
| Pleural effusion | 1 (44.4) | 3 (18.2) | 0.129 | ||
| Ground glass opacities | 2 (22.2) | 5 (22.7) | 0.976 | ||
| GG +condensation | 7 (77.8) | 6 (27.3) | 0.01 | 0.833 | |
| Condensation | 0 (0.0) | 2 (9.1) | 0.35 | ||
| Reticulation | 2 (22.2) | 4 (18.2) | 0.796 | ||
| Crazy paving | 1 (11.1) | 0 (0.0) | 0.112 | ||
| Type of lesions | |||||
| Pseudonodular | 7 (77.8) | 6 (27.3) | 0.01 | 13.980 (1.255 - 134.268) | 0.032 |
| Range | 5 (55.6) | 7 (31.9) | 0.218 | ||
| Linearband | 5 (55.6) | 2 (9.1) | 0.005 | 17.848 (1.464 - 217.653) | 0.024 |
| Axial distribution | 0.022 | 0.412 | |||
| Nonne | 1 (11.1) | 10 (45.5) | 0.07 | ||
| Central | 0 (0.0) | 3 (13.6) | 0.24 | ||
| Mixed | 6 (66.7) | 3 (13.6) | 0.003 | ||
| Periphery | 2 (22.2) | 6 (27.3) | Ref | ||
| Longitudinal topography | |||||
| Right upper lobe | 5 (55.6) | 6 (27.3) | 0.135 | ||
| Middle lobe | 7 (77.8) | 7 (31.8) | 0.02 | 0.73 | |
| Right lower lobe | 7 (77.8) | 9 (41.0.) | 0.062 | ||
| Left upper lob | 6 (66.7) | 6 (27.3) | 0.041 | 0.768 | |
| Left upper lob | 6 (66.7) | 8 (36.4) | 0.124 | ||
| Number of lobes affected | 0.103 | 0.355 | |||
| 0 | 0 (0.0) | 10 (45.5) | 0.07 | ||
| 1 | 0 (0.0) | 4 (18.2) | 0.17 | ||
| 2 | 2 (25.0) | 2 (9.1) | 0.322 | ||
| 3 | 2 (25.0) | 1 (4.6) | 0.131 | ||
| 4 | 4 (50.0) | 5 (22.73) | Ref | ||
| Bilaterality | 0.176 | ||||
| None | 1 (11.1) | 10 (45.5) | 0.07 | ||
| Bilateral | 6 (66.7) | 8 (36.4) | 0.124 | ||
| Unilateral | 2 (22.2) | 9 (18.2) | Ref | ||
| Degree of injury | 0.13 | ||||
| None | 1 (11.1) | 10 (45.5) | 0.07 | ||
| Critical | 1 (11.1) | 0 (0.0) | 0.112 | ||
| Severe | 3 (33.3) | 2 (9.1) | 0.096 | ||
| Minimal | 1 (11.1) | 6 (27.3) | 0.329 | ||
| Moderate | 1 (11.1) | 2 (9.1) | 0.863 | ||
| Severe | 2 (22.2) | 2 (9.1) | Ref | ||