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Comparison of perioperative parameters of two groups.
| Group | Operative time(min) | Blood loss (mL) | Time to resume diet (h) | Postoperative complication rate (%) | Length of hospitalization after operation (d) |
| LC group (n = 38) | 62.6±15.2 | 75.5±17.5 | 18.3±6.5 | 13.2 | 4.6±2.4 |
| OC group (n = 40) | 60.5±17.5 | 112.5±23.5b | 44.2±10.5b | 30.0b | 7.5±3.5a |
P<0.05,
P<0.01 vs LC.
