Table 2. Perioperative outcomes.
| Variables | Reduced-port (n=7) | Conventional (n=6) | P value |
|---|---|---|---|
| Initial procedure | |||
| VATS | 7 (100.0) | 3 (50.0) | |
| Conversion to thoracotomy | 1 | 1 | |
| Open thoracotomy | 0 (0.0) | 3 (50.0) | |
| One-lung ventilation | 0.56b | ||
| Yes | 6 (85.7) | 4 (66.7) | |
| No | 1 (14.3) | 2 (33.3) | |
| Operating time, min | 110.0 (93.5, 142.5) | 287.5 (244.8, 326.5) | 0.01a |
| Blood loss, mL | 0.0 (0.0, 0.0) | 55.0 (35.0, 596.3) | 0.001a |
| Duration of drainage, days | 0.0 (0.0, 0.5) | 2.0 (2.0, 2.8) | 0.003a |
| Length of hospital stay, days | 4.0 (3.0, 5.5) | 8.50 (5.50, 10.75) | 0.13a |
| Observation period, days | 93.0 (46.5, 1,822.0) | 1,119.0 (888.8, 1,527.8) | 0.39a |
| Complications of grade >2 | 1.0b | ||
| Yes | 2 (28.6) | 2 (33.3) | |
| Horner syndrome | 1 | 0 | |
| Pyothorax | 1 | 0 | |
| Chylothorax | 0 | 1 | |
| Atelectasis | 0 | 1 | |
| No | 5 (71.4) | 4 (66.7) | |
| Recurrence | 0.46b | ||
| Yes | 0 (0.0) | 1 (16.7) | |
| No | 7 (100.0) | 5 (83.3) |
Data are presented as number, number (%) or median (interquartile range). a, continuous variables were compared using the Mann–Whitney U-test. b, frequencies were compared using the Fisher’s exact test for categorical variables. VATS, video-assisted thoracic surgery.