Table 7: WOMAC.

Baseline At 1 month At 3 months At 6 months

WOMAC pain (0–20)
 T 8.10 (2.44)5.36 (3.85)4.50 (3.39)3.24 (3.03)
 S7.90 (3.59)4.43 (2.99)3.26 (2.25)3.13 (2.72)

WOMAC stiffness (0–8)
 T4.05 (1.61)2.26 (1.40)1.94 (1.69)1.76 (1.52)
 S3.15 (2.16)2.17 (1.50)1.87 (1.78)1.67 (1.59)

WOMAC function (0–68)
 T28.48 (8.54)16.94 (10.68)13.82 (11.48)9.70 (7.36)
 S27.58 (13.50)12.92 (8.29)10.64 (10.42)10.53 (11.52)

Values are reported as mean (standard deviation). P value obtained using Pearson’s chi-square test.