Table 2. Surgical procedure types and perioperative complications, stratified by benign versus malignant etiologies.
| Procedure types and complications | Adenocarcinoma (N=208) | Benign pathology (N=35) | P value |
|---|---|---|---|
| Procedure type, n (%) | |||
| Wedge resection | 43 (20.7) | 26 (74.3) | <0.001* |
| Segmentectomy | 14 (6.7) | 0 (0.0) | |
| Lobectomy | 147 (70.7) | 9 (25.7) | |
| Bilobectomy | 3 (1.4) | 0 (0.0) | |
| Pneumonectomy | 1 (0.5) | 0 (0.0) | |
| Approach, n (%) | |||
| Open | 76 (36.5) | 6 (17.1) | 0.025* |
| Video-assisted thoracic surgery | 132 (63.5) | 29 (82.9) | |
| Adenocarcinoma histology, n (%) | Not applicable | ||
| Not specified | 87 (41.8) | ||
| Acinar | 48 (23.1) | ||
| Bronchoalveolar carcinoma | 25 (12.5) | ||
| Lepidic | 18 (8.6) | ||
| Lepidic and acinar | 16 (7.7) | ||
| Papillary | 12 (5.8) | ||
| Papillary and acinar | 1 (0.5) | ||
| Postoperative mortality, n (%) | 0 (0.0) | 0 (0.0) | – |
| Perioperative complications, n (%) | 29 (13.9) | 4 (11.4) | 1.000a |
a, calculated using Fisher’s exact test; *, statistically significant P value. Perioperative complications are defined as including: air leak, atrial fibrillation, pneumothorax, hemothorax, empyema, bronchopulmonary fistula, pneumonia, other respiratory related complications, other complications.