Table 2.
Radiologic findings stratified based on survival status.
| Variables | All patients, N = 121 | Survivors, N = 41 | Nonsurvivors, N = 80 | P value |
|---|---|---|---|---|
| PI scores∗ | ||||
| RUL total score | 2.3 (1.1) | 2.2 (1.0) | 2.3 (1.2) | 0.82 |
| RML total score | 1.8 (1.1) | 1.6 (0.8) | 1.8 (1.2) | 0.43 |
| RLL total score | 2.5 (1.2) | 2.5 (1.0) | 2.6 (1.2) | 0.62 |
| LUL total score | 2.2 (1.1) | 2.2 (1.0) | 2.3 (1.1) | 0.85 |
| LLL total score | 2.5 (1.1) | 2.5 (0.9) | 2.5 (1.3) | 0.84 |
| Total lung GGO score | 8.0 (4.3) | 7.9 (4.5) | 8.0 (4.2) | 0.87 |
| Total lung consolidation score | 3.6 (3.7) | 3.4 (3.5) | 3.8 (3.8) | 0.61 |
| Total PI score | 11.7 (4.8) | 11.4 (4.1) | 11.9 (5.1) | 0.59 |
|
| ||||
| PI density index∗ | 2.4 (0.8) | 2.4 (0.7) | 2.4 (0.9) | 0.90 |
|
| ||||
| Predominant pattern | ||||
| GGO | 87 (71.9) | 29 (70.7) | 58 (72.5) | 0.84 |
| Consolidation | 34 (28.1) | 12 (29.3) | 22 (27.5) | |
|
| ||||
| Dominant distribution of lesions | ||||
| Peripheral | 47 (38.8) | 14 (34.1) | 33 (41.3) | 0.59 |
| Axial | 34 (28.8) | 11 (26.8) | 23 (28.7) | |
| Diffuse | 40 (33.1) | 16 (39.0) | 24 (30.0) | |
|
| ||||
| No. of involved lobes | 4.6 (0.8) | 4.6 (09) | 4.7 (0.8) | 0.59 |
|
| ||||
| Laterality | ||||
| Unilateral | 2 (1.7) | 1 (2.4) | 1 (1.3) | 0.62 |
| Bilateral | 119 (98.3) | 40 (97.6) | 79 (98.8) | |
|
| ||||
| Lower lobes involvement | ||||
| Yes | 114 (94.2) | 38 (92.7) | 76 (95.0) | 0.68 |
| No | 7 (5.8) | 3 (7.3) | 4 (5.0) | |
|
| ||||
| Additional findings | ||||
| Cardiomegaly | 77 (63.6) | 21 (51.2) | 56 (70.0) | 0.04 |
| Pleural effusion | 30 (24.8) | 5 (12.2) | 25 (31.3) | 0.02 |
| Pericardial effusion | 13 (10.7) | 1 (2.4) | 12 (15.0) | 0.03 |
| Dilated pulmonary trunk | 15 (17.0) | 3 (13.6) | 12 (18.2) | 0.62 |
|
| ||||
| Other morphologies | ||||
| Parenchymal band | 58 (47.9) | 22 (53.7) | 36 (45.0) | 0.37 |
| Crazy paving | 54 (44.4) | 17 (41.5) | 37 (46.3) | 0.61 |
| Reverse halo | 11 (9.1) | 6 (14.6) | 5 (6.3) | 0.13 |
∗ Reported as mean (standard deviation), all other variables reported as N (%). PI = pulmonary involvement; RUL = right upper lobe; RML = right middle lobe; RLL = right lower lobe; LUL = left upper lobe; LLL = left lower lobe; GGO = ground-glass opacity.