Table 1. Demographics.
| Variables | Traditional VATS (n=35) | Uniportal VATS (n=49) | P value |
|---|---|---|---|
| Male | 56% | 44% | 0.251 |
| Age (mean ± SD) (years) | 64.0±8.9 | 67.0±8.1 | 0.082 |
| Thoracostomy duration (hours)* | 41.5 (23.0, 67.5) | 28.0 (24.0, 58.0) | 0.691 |
| Length of stay (days)* | 3.00 (3.00, 4.25) | 3.00 (2.00, 4.00) | 0.110 |
| Diagnosis | – | ||
| Adenocarcinoma | 21 (60%) | 30 (61.2%) | |
| Squamous cell carcinoma | 8 (22.9%) | 7 (14.3%) | |
| Neuroendocrine tumors | 4 (11.4%) | 7 (14.3%) | |
| Benign disease | 1 (2.9%) | 3 (6.1%) | |
| Metastases | 1 (2.9%) | 2 (4.1%) | |
| Tumor size (mean ± SD) (cm) | 2.67±1.40 | 2.17±1.40 | 0.100 |
| Pathologic stage | – | ||
| 1a | 20 (57%) | 34 (69%) | |
| 1b | 10 (29%) | 11 (22%) | |
| 2a | 5 (14%) | 1 (2%) | |
| 2b | 0% | 1 (2%) | |
| 3a | 0% | 2 (4%) | |
| Complications | |||
| Atrial fibrillation | 2 (5.7%) | 5 (10.2%) | 0.431 |
| Need for thoracostomy >48 h | 2 (5.7%) | 3 (6.1%) | 0.657 |
| Inpatient mortality | 0% | 0% | 1.000 |
| Unplanned reoperation | 0% | 0% | 1.000 |
*, data were expressed as median (interquartile range). VATS, video-assisted thoracoscopic surgery; SD, standard deviation.