Variables | VATS (n = 42) | Thoracotomy (n = 102) | P value |
---|---|---|---|
Age (year) (mean ± SD) | 60.4 ± 8.4 | 62.1 ± 7.6 | 0.23 |
Gender (male), n (%) | 37 (88.1) | 92 (90.2) | 1.0 |
Operation (n (%)) | * | ||
Right upper lobectomy | 14 (33.3) | 24 (23.5) | |
Right lower lobectomy | 9 (21.4) | 16 (15.7) | |
Middle lobectomy | 0 (0.0) | 2 (2.0) | |
Left upper lobectomy | 13 (31.0) | 23 (22.5) | |
Left lower lobectomy | 4 (9.5) | 19 (18.6) | |
Bilobectomy superior | 2 (4.8) | 5 (4.9) | |
Bilobectomy inferior | 0 (0.0) | 13 (12.7) | |
Histologic type (n (%)) | * | ||
Squamous cell carcinoma | 10 (23.8) | 53 (52.0) | |
Adenocarcinoma | 26 (61.9) | 40 (39.2) | |
Large cell carcinoma | 5 (11.9) | 6 (5.9) | |
Otherb | 1 (2.4) | 3 (2.9) | |
Tumor size (cm) (mean ± SD) | 4.8 ± 2.4 | 5.6 ± 2.2 | 0.031 |
Nodal status (n (%)) | 0.47 | ||
N0 | 28 (66.7) | 62 (60.8) | |
N1 | 8 (19.0) | 29 (28.4) | |
N2 | 6 (14.3) | 11 (10.8) | |
Stage (n (%)) | 0.15 | ||
I | 9 (21.4) | 12 (11.8) | |
II | 17 (40.5) | 58 (56.9) | |
III | 16 (38.1) | 32 (31.4) |