Table 2. Operative characteristics.
Characteristic | Number of patients (n=476) | Percentage |
---|---|---|
Tumor histologic type | ||
Squamous cell carcinoma | 230 | 48.3 |
Adenocarcinoma | 201 | 42.2 |
Adenosquamous carcinoma | 16 | 3.4 |
Bronchoalveolar carcinoma | 15 | 3.2 |
Large-cell carcinoma | 3 | 0.6 |
Othersa | 11 | 2.3 |
Pathologic stage | ||
I | 210 | 44.1 |
II | 127 | 26.7 |
III | 125 | 26.3 |
IV | 14 | 2.9 |
Type of resection | ||
Wedge/segment | 49 | 10.3 |
Lobectomy | 300 | 63 |
Bilobectomy | 39 | 8.2 |
Extendedb | 53 | 11.1 |
Pneumonectomy | 35 | 7.4 |
Surgical side | ||
Right | 290 | 60.9 |
Left | 186 | 39.1 |
Surgical approach | ||
VATS | 66 | 13.9 |
Thoracotomy | 410 | 86.1 |
Duration of surgery, min | ||
<180 | 349 | 73.3 |
≥180 | 127 | 26.7 |
a, Carcinoid, carcinosarcoma, neuroendocrine carcinoma; b, lobectomy plus wedge, chest wall, major vascular resection or bronchoplastic; VATS, video-assisted thoracic surgery.