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Comparison 16 Overall survival at 5 years, Outcome 1 Overall survival at 5 years (%).
| Overall survival at 5 years (%) | ||
|---|---|---|
| Study | Laparoscopic | Open |
| Braga 2005 | 72% | 64% |
| COST 2004 | 78% | 76% |
| Lacy 2002 | 80% (probability of overall survival) | 64% (probability of overall survival) |
| Leung 2004 | 76.1% (probability of overall survival) | 72.9% (probability of overall survival) |
