| Group A (n = 31) | Group B (n = 31) | Group C (n = 31) | p value | ||
Group A vs. B | Group A vs. C | Group B vs. C | ||||
Onset of sensory block (min.) | 9.55 ± 1.40 | 10.06 ± 1.41 | 9.71 ± 1.28 | 0.3 | 0.319 | 0.43 |
Onset of motor block (min.) | 18.52 ± 1.61 | 19.02 ± 1.55 | 19.35 ± 1.50 | 0.09 | 0.2 | 0.107 |