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

Duration of sensory blockade (min)

760.65 ± 30.87

740.48 ± 21.15

662.87 ± 31.28

0.03*

<0.001*

<0.001*

Duration of motor blockade (min)

455.81 ± 42. 57

445.16 ± 38.81

430.23 ± 34.10

0.45

0.23

0.35