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| Study | Disease-free survival (VATS vs. thoracotomy) | Overall survival (VATS vs. thoracotomy) |
|---|---|---|
| Sugi [2000](34) | - | 3 yr: 90% vs. 93% (P=0.74) 5 yr: 90% vs. 85% |
| Watanabe [2008](35) | 5 yr: 60.9% vs. 49.6% (P=0.714) | 5 yr: 45.4% vs. 41.1% (P=0.83) |
| Denlinger [2010](37) | - | 3 yr: 83.3% vs. 74.5% (P=0.43) |
| Flores [2009](9) | - | 5 yr: 79% vs. 75% (P=0.08) |
