Table 3. Unmatched perioperative outcomes by surgical approach.
| Characteristics | Robotic 237 | VATS 838 | P | |||
|---|---|---|---|---|---|---|
| N* | % or SD | N | % or SD | |||
| Duration (min) | 90.46 | 27.87 | 95.30 | 57.21 | 0.208 | |
| LN count | 9.74 | 3.37 | 7.90 | 3.66 | 0.000 | |
| LN station | 5.66 | 1.48 | 4.72 | 1.41 | 0.000 | |
| POD1 drain (mL) | 232.68 | 145.61 | 269.61 | 151.07 | 0.001 | |
| Length of stay (days) | 4.95 | 1.55 | 5.59 | 3.02 | 0.000 | |
| Time of drain (days) | 3.82 | 1.53 | 4.46 | 2.76 | 0.000 | |
| Cost (¥) | 93,321.45 | 13,612.65 | 66,926.81 | 14,895.24 | 0.000 | |
| Conversion | 3 | 1.27% | 9 | 1.07% | 0.733 | |
| Pleural adhesion | 1 | 5 | ||||
| Uncontrolled bleeding | 2 | 4 | ||||
| Reoperation | 0 | 0% | 3 | 0.36% | ||
| BPF | 0 | 1 | ||||
| Hemothorax | 0 | 2 | ||||
| Bloodloss (mL) | 0.004 | |||||
| ≤100 | 232 | 97.9% | 776 | 92.6% | ||
| 101–400 | 3 | 1.3% | 57 | 6.8% | ||
| >400 | 2 | 0.8% | 5 | 0.6% | ||
| PPHS | 8 | 3.4% | 45 | 5.4% | 0.206 | |
| Air leak | 3 | 28 | ||||
| Empyema | 1 | 2 | ||||
| BPF | 0 | 3 | ||||
| Hemothorax | 1 | 4 | ||||
| Pneumonia | 2 | 3 | ||||
| Chylothorax | 1 | 5 | ||||
BPF, bronchopleural fistula.