Table 4 Scores for the WOMAC Index in each group before and after treatment

8.9 ± 4.4 (1 – 18)

2.0 ± 2.3^a (0 – 8)

0.0001

3.0 ± 2.1 (0 – 6)

0.4 ± 0.8^a (0 – 2)

0.0001

25.6 ± 13.6^b (6 – 48)

4.6 ± 5.9^ab (0 – 21)

0.0001

37.5 ± 18.7^b (7 – 69)

7.0 ± 8.1^ab (0 – 28)

0.0001

0.73

10.7 ± 3.0 (4 – 15)

3.3 ± 2.9^a (0 – 9)

0.0001

4.3 ± 1.9 (2 – 8)

0.8 ± 0.8^a (0 – 2)

0.0001

31.8 ± 9.2 (16 – 50)

10.1 ± 8.3^ab (0 – 25)

0.0001

46.8 ± 12.2 (22 – 69)

14.2 ± 11.0^ab (0 – 35)

0.0001

0.81

10.1 ± 3.8 (4 – 16)

6.2 ± 4.2^a (2 – 17)

0.01

4.4 ± 2.5 (0 – 8)

2.0 ± 1.9^a (0 – 6)

0.004

38.3 ± 9.1 (22 – 51)

20.6 ± 9.8^a (5 – 43)

0.0001

53.5 ± 12.2 (36 – 70)

28.8 ± 14.8^a (8 – 66)

0.0002

0.67