Table 1.
Baseline characteristics of the study population according to discharge or ICU/death status
| Variables | Total (n = 176) | Discharge (n = 138) | ICU/death (n = 38) | P | |
|---|---|---|---|---|---|
| Age(years) | 57.5 ± 16.1 | 54.9 ± 15.9 | 67 ± 13.2 | < 0.001 | |
| Age group (%) | 20–30 | 8 (4.5) | 8 (5.8) | 0 | 0.001 |
| 30–40 | 18 (10.2) | 17 (12.3) | 1 (2.6) | ||
| 40–50 | 26 (14.8) | 24 (17.4) | 2 (5.3) | ||
| 50–60 | 45 (25.6) | 37 (26.8) | 8 (21.1) | ||
| 60–70 | 38 (21.6) | 25 (18.1) | 13 (34.2) | ||
| 70–80 | 24 (13.6) | 19 (13.8) | 5 (13.2) | ||
| 80–90 | 17 (9.7) | 8 (5.8) | 9 (23.7) | ||
| Gender | Males (%) | 108 (61.4) | 81 (58.7) | 27 (71.1) | 0.166 |
| Females (%) | 68 (38.6) | 57 (41.3) | 11 (28.9) | ||
| Previous medical history | |||||
| HTN | 54 (30.7) | 43 (31.2) | 11 (28.9) | 0.793 | |
| Cardiovascular disease (%) | 34 (19.3) | 20 (14.5) | 14 (36.8) | 0.002 | |
| DM (%) | 39 (22.2) | 31 (22.5) | 8 (21.1) | 0.853 | |
| Chronic respiratory disease (%) | 16 (9.1) | 12 (8.7) | 4 (10.4) | 0.728 | |
| Cancer (%) | 3 (1.7) | 2 (1.4) | 1 (2.6) | 0.618 | |
| CKD (%) | 15 (8.5) | 10 (7.2) | 5 (13.2) | 0.248 | |
| HLP (%) | 12 (6.8) | 11 (8) | 1 (2.6) | 0.248 | |
| Clinical and laboratory data | |||||
| Lymphocyte (%) | 1119.15 ± 1418.8 | 1179.05 ± 1579.3 | 893.26 ± 389.2 | 0.291 | |
| O2 saturation (%) | 89.19 ± 6.9 | 90.29 ± 5.9 | 85.21 ± 8.6 | < 0.001 | |
| Respiratory rates (rates/minute) | 21.42 ± 5.1 | 21.13 ± 5.1 | 22.44 ± 5 | 0.162 | |
| CT findings | |||||
| CT score | 10.58 ± 5.6 | 9.53 ± 5.1 | 14.39 ± 5.8 | < 0.001 | |
| Ground-glass opacity (%) | 70 (39.8) | 51 (37) | 19 (50) | 0.146 | |
| Mixed ground-glass opacity and consolidation (%) | 82 (46.6) | 64 (46.4) | 18 (47.4) | 0.914 | |
| Consolidation (%) | 17 (9.7) | 17 (12.3) | 0 | 0.023 | |
| Centrilobular nodules (%) | 8 (4.5) | 7 (5.1) | 1 (2.6) | 0.522 | |
| Bronchial wall thickening (%) | 14 (8) | 10 (7.2) | 4 (10.5) | 0.508 | |
| Reticulation (%) | 73 (41.5) | 57 (41.3) | 16 (42.1) | 0.929 | |
| Vascular enlargement (%) | 13 (7.4) | 11 (8) | 2 (5.3) | 0.572 | |
| Pleural effusion (%) | 9 (5.1) | 8 (5.8) | 1 (2.6) | 0.433 | |
| Upper or lower involvement (%) | Upper | 5 (2.8) | 5 (3.6) | 0 | 0.101 |
| Lower | 89 (50.6) | 74 (53.6) | 15 (39.5) | ||
| None | 82 (46.6) | 59 (42.8) | 23 (60.5) | ||
| Unilateral/bilateral (%) | Unilateral | 22 (12.5) | 21 (15.2) | 1 (2.6) | 0.038 |
| Bilateral | 154 (87.5) | 117 (84.8) | 37 (97.4) | ||
| Central/peripheral/none (%) | Central | 9 (5.1) | 7 (5.1) | 2 (5.3) | 0.880 |
| Peripheral | 108 (61.4) | 86 (62.3) | 22 (57.9) | ||
| None | 59 (33.5) | 45 (32.6) | 14 (36.8) | ||
| Focal/multifocal/diffuse (%) | Focal | 17 (9.7) | 16 (11.6) | 1 (2.6) | 0.107 |
| Multifocal | 155 (88.1) | 120 (87) | 35 (92.1) | ||
| Diffuse | 4 (2.3) | 2 (1.4) | 2 (5.3) | ||