Group 1 scratching

Group 2 icing

Group 3 control

P value

Age

27.9 ± 2.2

28.7 ± 3.0

29.1 ± 2.3

0.356

BMI

25.4 ± 4.8

26.1 ± 4.8

26.3 ± 3.9

0.821