Table 1. Baseline and treatment characteristics of patients with and without postoperative complications undergoing thoracic surgery with one-lung ventilation.
| Variable | With complications (n=35) | Without complications (n=86) | P value |
|---|---|---|---|
| Age, years | 66.4±12.1 | 63.0±12.8 | 0.18 |
| Male sex | 21 (60.0) | 46 (53.5) | 0.55 |
| BMI (kg/m2) | 26.6±5.4 | 28.8±5.8 | 0.08 |
| % predicted FEV1 | 84.9±22.1 | 86.0±21.1 | 0.81 |
| % predicted DLCO | 75.7±16.4 | 82.8±17.9 | 0.08 |
| Pack-years smoked | 21.2±16.7 | 23.2±23.4 | 0.66 |
| Surgeon | 0.27 | ||
| 1 | 12 (34.3) | 33 (38.4) | |
| 2 | 5 (14.3) | 21 (24.4) | |
| 3 | 11 (31.4) | 14 (16.3) | |
| 4 | 7 (20.0) | 18 (20.9) | |
| Operation type | 0.005 | ||
| VATS wedge resection | 8 (22.9) | 42 (48.8) | |
| VATS lobectomy | 12 (34.3) | 28 (32.6) | |
| Open sublobar resection | 3 (8.6) | 1 (1.2) | |
| Open lobectomy | 7 (20.0) | 4 (4.7) | |
| Pneumonectomy | 0 (0.0) | 3 (3.5) | |
| Open/VATS non-pulmonary | 5 (14.3) | 8 (9.3) | |
| Charlson Comorbidity Index ≥3 | 11 (31.4) | 24 (27.9) | 0.82 |
| Operative time (minutes) | 163.0±90.1 | 106.5±62.3 | <0.001 |
Data are presented as mean ± SD or n (%). BMI, body mass index; DLCO, diffusing capacity of the lungs for carbon monoxide; FEV1, forced expiratory volume in one second; SD, standard deviation; VATS, video-assisted thoracoscopic surgery.