Table 1: Statistical analysis of KOOS and WOMAC scores comparing values at baseline and 6 months. Values listed are the change in scores over a 6-month period.
KOOS and WOMAC scores: baseline to 6-month comparison
Mean
Q1
Median
Q3
Signed rank value
WOMAC pain
−4.83
−7.29
−5.2
−3.12
<0.0001
WOMAC stiffness
−2.33
−4.17
−3.13
0
0.0001
WOMAC physical function
−17.76
−28.13
−17.71
−8.34
<0.0001
KOOS symptoms
8.64
0
8
12
0.0003
KOOS pain
17.78
4.44
17.78
31.11
<0.0001
KOOS daily living
13.43
5.29
11.76
24.7
<0.0001
KOOS sports
15.76
0
12
32
0.001
KOOS QOL
15.8
5
15
30
<0.0001
Q1: 1st quartile, Q3: 3rd quartile, QOL: quality of life. For all categories n = 24. Values listed above are measured as differences in WOMAC/KOOS scores subtracted from baseline.