Table 2.
CT features of pulmonary LELC and squamous carcinomas
| Factors | Pulmonary LELC (n = 42) |
Pulmonary squamous carcinoma (n = 134) |
P | |
|---|---|---|---|---|
| n (%) | n (%) | |||
| Location | ||||
| Right lung | 23 (54.8) | 72 (53.7) | 0.194# | |
| RUL | 8 (19.1) | 30 (22.4) | ||
| RML | 6 (14.32) | 30 (22.4) | ||
| RLL | 8 (19.1) | 2 (1.5) | ||
| Hilum | 1 (2.4) | 10 (7.4) | ||
| Left lung | 18 (42.9) | 62 (46.3) | ||
| LUL | 8 (19.1) | 29 (21.7) | ||
| LLL | 7 (16.7) | 24 (17.9) | ||
| Left hilar | 3 (7.1) | 9 (6.7) | ||
| Mediastinum | 1 (2.4) | 0 (0.0) | ||
| Median Diameter (cm) | 5.2 (1.5–16.5) | 6.2 (1.6–14.2) | 0.043* | |
| Spiculation | Yes | 25 (40.5) | 83 (61.9) | 0.014* |
| No | 17 (59.5) | 51 (38.1) | ||
| Lobulation | Yes | 28 (66.7) | 77 (57.5) | 0.289 |
| No | 14 (33.3) | 57 (42.5) | ||
| Vascular convergence | Yes | 10 (23.8) | 71 (53.0) | 0.001* |
| No | 32 (76.2) | 63 (47.0) | ||
| Calcification | Yes | 4 (9.5) | 11 (8.2) | 0.757# |
| No | 38 (90.5) | 123 (91.8) | ||
| Cavity | Yes | 3 (7.1) | 10 (7.5) | 1.000 |
| No | 39 (92.9) | 124 (92.5) | ||
| Smooth edged | Yes | 8 (19.0) | 2 (1.5) | < 0.0001* |
| No | 34 (81.0) | 132 (98.5) | ||
| Visceral pleural invasion | Yes | 20 (47.6) | 56 (41.8) | 0.506 |
| No | 22 (52.4) | 78 (58.2) | ||
| Enhancement | Yes | 32 (76.2) | 88 (65.7) | 0.202 |
| No | 10 (23.8) | 46 (34.3) | ||
RUL right upper lobe, RML right middle lobe, RLL right lower lobe, LUL left upper lobe, LLL left lower lobe
#: Fisher’s exact test
*: P < 0.05