Table 3.

Percentage changes in WOMAC score values from baseline (mean ± SD) [(baseline − posttreatment)/baseline × 100%].

		Group A (diff %) (n = 25)	Group B (diff %) (n = 26)	P value	Total (diff %)
Pain	Initial treatment	8.98 ± 42.46	−3.07 ± 70.3	0.443	2.6 ± 58.1
	Week 2	37.72 ± 36.32	32.57 ± 40.63	0.634	35.09 ± 38.28
	Week 6	50.28 ± 35.55	30.3 ± 55.59	0.132	40.10 ± 47.47
	Week 10	51.25 ± 40.24	42.45 ± 54.95	0.516	46.76 ± 48.03
Stiffness	Initial treatment	−75.7 ± 358.31	−30.67 ± 110.22	0.552	−54.71 ± 260.86
	Week 2	−2.44 ± 125.39	−9.13 ± 136.97	0.856	−6.01 ± 130.02
	Week 6	30.01 ± 74.74	22 ± 67.94	0.691	25.11 ± 70.42
	Week 10	40.29 ± 55.50	18.59 ± 111.20	0.381	27.13 ± 89.36
Function	Initial treatment	10.93 ± 33.68*	−21.5 ± 73.00	0.049	−5.60 ± 58.96
	Week 2	36.18 ± 29.74*	12.25 ± 50.85	0.046	23.98 ± 43.16
	Week 6	47.67 ± 29.67*	24.15 ± 48.32	0.042	35.68 ± 41.61
	Week 10	51.52 ± 34.66	33.15 ± 42.71	0.098	42.15 ± 39.68

*P value < 0.05 compared to Group B.