Table 1 Patient characteristics and operative data
Characteristics | No. (%) (n = 217) | ||
|---|---|---|---|
Low-pressure suction (n = 49) Group A | Intermediate-pressure suction (n = 100) Group B | High-pressure suction (n = 68) Group C | |
Sex (males/females) | 37/12 | 73/27 | 46/22 |
Age (mean ± SD) | 63.7 ± 19.1 | 54.8 ± 24.2 | 58.2 ± 20.9 |
Primary disease | |||
Lung Cancer | 28 | 47 | 31 |
Metastatic Cancer | 4 | 2 | 3 |
Pneumothorax | 14 | 38 | 27 |
Others | 3 | 13 | 7 |
Comorbidities | |||
Emphysema | 8 | 9 | 7 |
Interstitial pneumonia | 2 | 4 | 2 |
Diabetes mellitus | 5 | 9 | 3 |
VATS | 48 (98) | 94 (94) | 66 (97) |
Surgical procedure | |||
Anatomical resection | 29 (59) | 47 (47) | 34 (50) |
Wedge resection | 20 (41) | 53 (53) | 34 (50) |