Parameter/groups

Group 1

Group 2

P-Value

Onset time of sensory block (min)

10.36 ± 1.7

9.57 ± 1.5

0.76

Onset of motor block (min)

18.16 ± 1.30

14.10 ± 1.24

0.49

Duration of motor block (min)

257.69 ± 30.19

278.53 ± 34.61

0.038^*

Duration of analgesia (min)

341.31 ± 21.42

481.53 ± 42.45

0.001^**