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. 2014 Sep;6(9):1230–1238. doi: 10.3978/j.issn.2072-1439.2014.07.23

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.