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Comparison of hospital length of stay for surgical cases performed in the first and second halves with each surgical approach.
| Variable | Overall | Early phase | Late phase | P value |
|---|---|---|---|---|
| Open | 4.3 ± 4.0 | 5.5 ± 5.2 | 4.0 ± 1.8 | 0.12 |
| VATS | 2.4 ± 3.2 | 2.2 ± 1.8 | 2.6 ± 4.1 | 0.57 |
| Robotic | 1.3 ± 0.82 | 1.3 ± 0.8 | 1.3 ± 0.8 | 0.83 |
