Table 4 Pulmonary CT imaging findings in the PC and DC groups
Item | PC group (n = 57) | DC group (n = 27) | χ2 | P | |
|---|---|---|---|---|---|
Extent of disease | Unilateral | 28(49.1) | 11(40.7) | 0.518 | 0.472 |
Bilateral | 19 (33.3) | 16 (59.3) | 5.067 | 0.024 | |
solitary | 35 (61.4) | 9 (33.3) | 5.788 | 0.016 | |
multiple | 22 (38.6) | 18 (66.7) | 5.788 | 0.016 | |
Imaging findings | Nodular mass type | 30 (52.6) | 16 (59.3) | 0.325 | 0.569 |
Patchy shadow or ground glass infiltration shadow | 23 (40.4) | 13 (48.1) | 0.455 | 0.500 | |
Halo sign | 6 (10.5) | 4 (14.8) | 0.321 | 0.720 | |
Cavity | 10 (17.5) | 8 (29.6) | 1.589 | 0.207 | |
Pleural effusion | 5 (8.8) | 4 (14.8) | 0.699 | 0.460 | |
The pleura was thickened | 4 (7.0) | 3 (11.1) | — | 0.676 | |
Air bronchogram sign | 3 (5.3) | 2 (7.4) | — | 0.655 | |
Lymph nodes | 2 (3.5) | 2 (7.4) | — | 0.591 | |