Variable

Group K1

(n = 25)

Group K2

(n = 25)

Group S

(n = 25)

Duration of surgery (min)

30.6 ± 6.8

28.6 ± 5.6

31.0 ± 5.4

Duration of anesthesia (min)

36.6 ± 6.8

37.4 ± 5.2

38.7 ± 5.8

Blood loss (ml)

42.4 ± 33.3

45.0 ± 21.4

49.4 ± 29.2