| Group N (n = 28) | Group C (n = 28) | p-value |
Duration of sensory block (min.) | 718.14 ± 21.04 | 610.18 ± 26.33 | <0.001 |
Duration of motor block (min.) | 412.59 ± 18.63 | 353.70 ± 29.019 | <0.001 |