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Visual analogue scale pain scores at 24 and 48 h after surgery in each group
| PIA (n = 168) | PBA (n = 170) | P-value | |
|---|---|---|---|
| VAS pain score at 24th hour after surgery | 4.13 ± 0.65 | 1.51 ± 0.40 | < 0.001 |
| VAS pain score at 48th hour after surgery | 3.58 ± 0.49 | 1.70 ± 0.62 | 0.033 |
Values are expressed as mean ± standard deviation.
Abbreviations: VAS Visual analogue scale
