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Comparison of VAS pain scores before, during, and after the operation in group L and group G .
| Group | VAS before the operation | VAS during the operation | VAS after the operation |
|---|---|---|---|
| Group L | 7.332 ± 0.8761 | 2.939 ± 0.9934a | 0.4472 ± 0.6121b |
| Group G | 7.502 ± 0.9874 | 0a | 0.4459 ± 0.7136b |
Data are presented as mean ± standard deviation. VAS, Visual Analogue Scale. aP < 0.05 when compared with preoperative VAS; bP < 0.05 when compared with preoperative VAS.
