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| Characteristic | Groups, No. (%) |
P value | |
|---|---|---|---|
| 3D-VATS (n=150) | 2D-VATS (n=150) | ||
| Histology | 0.649 | ||
| Adenocarcinoma | 84 (56.00) | 86 (57.33) | |
| Squamous cell | 51 (34.00) | 47 (31.33) | |
| Adenosquamous | 5 (3.33) | 9 (6.00) | |
| Others | 10 (6.67) | 8 (5.33) | |
| Pathological TNM staging | 0.727 | ||
| Ia | 50 (33.33) | 44 (29.33) | |
| Ib | 32 (21.33) | 36 (24.00) | |
| IIa | 18 (12.00) | 22 (14.67) | |
| IIb | 30 (20.00) | 24 (16.00) | |
| IIIa | 20 (13.33) | 24 (16.00) | |
VATS, video-assisted thoracoscopic surgery.
