Table 3.
Surgical variables and pathologic findings
| Variables | Open (n = 59) | VATS (n = 26) | P |
|---|---|---|---|
| Procedure | 0.251 | ||
| Lobectomy | 50 (84.7%) | 24 (92.3%) | |
| Bilobectomy | 3 (5.1%) | 2 (7.7%) | |
| Pneumonectomy | 6 (10.2%) | 0 | |
| Combined procedure | 17 (28.8%) | 2 (7.7%) | 0.031* |
| Chest wall resection | 11 (18.6%) | 0 | 0.016* |
| Pericardiectomy | 2 (3.4%) | 0 | 1.000 |
| Angioplasty | 4 (6.8%) | 0 | 0.308 |
| Other mediastinal resection | 0 | 2 (7.7%) | 0.091 |
| Pleural adhesions | 30 (50.8%) | 14 (53.8%) | 0.799 |
| Surgical duration (minutes) | 203.86 ± 65.97 | 173.27 ± 59.87 | 0.046* |
| Blood loss (cc) | 407.97 ± 788.90 | 203.19 ± 170.06 | 0.062 |
| R0 resection | 58 (98.3%) | 26 (100%) | 0.504 |
| Number of LNs dissected | 25.32 ± 9.03 | 26.45 ± 10.48 | 0.648 |
| Histology | 0.417 | ||
| Squamous cell carcinoma | 31 (52.5%) | 10 (38.5%) | |
| Adenocarcinoma | 25 (42.4%) | 15 (57.7%) | |
| Others | 3 (5.1%) | 1 (3.8%) | |
| ypT stage | 0.672 | ||
| T0~Tis | 13 (22.0%) | 7 (26.9%) | |
| T1 | 27 (45.8%) | 8 (30.8%) | |
| T2 | 11 (18.6%) | 7 (26.9%) | |
| T3 | 7 (11.9%) | 4 (15.4%) | |
| T4 | 1 (1.7%) | 0 | |
| ypN stage | 0.285 | ||
| N0 | 32 (54.2%) | 11 (42.3%) | |
| N1 | 8 (13.6%) | 2 (7.7%) | |
| N2 | 19 (32.2%) | 13 (50.0%) |
LN, lymph node; VATS, video‐assisted thoracoscopic surgery.
*
, statistically significant.