Table 2. Womac values.

		Group 1	Group 2
		Mean±SD / n-%	Mean±SD / n-%
WOMAC pain	Before	11.70±4.176	11.10±4.423
	After	7.54±3.098	6.62±3.356
	Difference	−4.16±2.034	−4.48±1.854
WOMAC stiffness	Before	1.52±2.053	2.22±2.207
	After	0.92±1.469	1.12±1.272
	Difference	−0.60±0.728	−1.10±1.460
WOMAC function	Before	38.06±11.134	36.60±8.760
	After	27.62±10.851	23.96±6.755
	Difference	−10.44±4.343	−12.64±5.244
WOMAC total	Before	51.28±15.115	49.88±13.055
	After	36.08±14.045	31.42±9.712
	Difference	−15.20±5.914	−18.46±7.083

Womac: Western Ontario and McMaster Universities Osteoarthritis Index