| Group A n = 25 | Group B n = 25 | Group C n = 25 | P-value | ||
A vs. B | A vs. C | B vs. C | ||||
Duration of motor block (min) | 184.20 ± 17.95 | 188.80 ± 23.29 | 183.40 ± 24.44 | 0.616 | 0.713 | 0.421 |
Duration of effective analgesia (min) | 177.20 ± 20.37 | 207.40 ± 23.36 | 218.80 ± 23.64 | <0.001* | <0.001* | 0.227 |