Variable

Group K1

(n = 25)

Group K2

(n = 25)

Group S

(n = 25)

Analgesia duration

9.31 ± 5.22*

14.35 ± 4.11*

2.88 ± 0.92

Frequency of analgesics used

0.85 ± 0.933*

0.7 ± 0.75*

3 ± 0.918