| Group ISB | Group SSB | Group LA | Control | p-value |
VAS PCU | 0.09 ± 0.43a,c
| 0.96 ± 1.73 | 0.318 ± 0.57c
| 1.30 ± 2.2
| <0.037 |
VAS 4 hours | 0.68 ± 1.25a,c | 1.70 ± 1.66 | 0.727 ± 0.88a,c | 1.5 ± 1.35 | <0.036 |
VAS 24 hours | 3.09 ± 2.49 | 3.21 ± 2.51 | 2.45 ± 2.34 | 2.45 ± 2.33 | >0.388 |
Total Morphine (mg/24 h) | 2.0 ± 4.70 | 3.65 ± 7.71 | 4.14 ± 8.54 | 5.67 ± 10.46 | >0.573 |