Table 2:
WOMAC scores.
*WOMAC Subscales
Preoperative
Postoperative First Year
P
-value
Pain
17.78±1.66 (14-20)
4.78±2.80 (0-18)
<0.001
Stiffness
4.31±1.6 (1-8)
2.84±0.88 (1-5)
<0.001
Physical function
58.54±3.26(49-66)
21.82±7.82 (6-52)
<0.001
*The WOMAC index [
12
] is a disease specific measure and includes 24 questions. The questions are grouped into three subscales as pain (20 points), stiffness (8 points), and physical function (68 points). Higher scores demonstrate poor results.