Table 1. Characteristics of patients for dividing into open thoracotomy and VATS group.
| Variable | Open thoracotomy (%) | VATS (%) | P value | |
|---|---|---|---|---|
| Sex | Male | 169 (61.0) | 229 (60.0) | 0.783 |
| Female | 108 (39.0) | 153 (40.0) | ||
| Age | 62.45±8.97 | 61.19±9.00 | 0.076 | |
| Type of histology | Squamous carcinoma | 93 (33.6) | 136 (35.6) | 0.704 |
| Adeno carcinoma | 163 (58.8) | 215 (56.3) | ||
| Others | 21 (7.6) | 31 (8.1) | ||
| Resected lobe | LUL | 68 (24.5) | 98 (25.7) | 0.086 |
| LLL | 54 (19.5) | 97 (25.4) | ||
| RUL | 71 (25.6) | 101 (26.4) | ||
| RML and RLL | 21 (7.6) | 18 (4.7) | ||
| RLL | 49 (17.7) | 51 (13.4) | ||
| RML | 14 (5.1) | 17 (4.5) | ||
| Stage | T1aN0M0 | 69 (24.9) | 111 (29.1) | 0.241 |
| T1bN0M0 | 65 (23.5) | 86 (22.5) | ||
| T1bN1M0 | 3 (1.1) | 5 (1.3) | ||
| T2aN0M0 | 109 (39.4) | 143 (37.4) | ||
| T2aN1M0 | 17 (6.1) | 26 (6.8) | ||
| T2bN0M0 | 14 (5.1) | 11 (2.9) | ||