| Operating time (trials that could not be included for the meta‐analysis) | |||
|---|---|---|---|
| Study | Observation in abdominal wall lift group | Observation in pneumoperitoneum group | Statistical significance |
| Andersson 2003 | 125 minutes (median; 9 patients) | 120 minutes (median; 10 patients) | Not reported |
| Tanpravoon 2000 | 104 minutes (mean) | 64.6 minutes (mean) | < 0.001 |
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