Table 5 WOMAC Osteoarthritis Index results
| Group |
Variable |
Baseline* |
Week 4* |
Δ (%) |
p-value |
Week 8* |
Δ (%) |
p-value |
Week 4 to 8 Δ (%) |
| KBA |
Pain |
6.87 (2.75) |
5.21 (2.98) |
24 |
.01 |
4.87 (3.6) |
29 |
.01 |
6.5 |
|
Stiffness |
3.75 (1.91) |
3.00 (1.60) |
20 |
.32 |
2.5 (1.69) |
33 |
.05 |
17 |
|
PF |
27.50 (8.25) |
21.72(11.57) |
21 |
.14 |
20.0 (9.2) |
27 |
.00 |
7.9 |
|
Total |
38.12 (11.72) |
29.94 (15.71) |
21 |
.01 |
27.37 (13.83) |
28 |
.01 |
8.5 |
| RT |
Pain |
8.00 (2.20) |
4.50 (2.62) |
44 |
.00 |
4.25 (3.45) |
47 |
.01 |
5.5 |
|
Stiffness |
5.00 (1.60) |
2.87 (1.36) |
43 |
.03 |
2.25 (1.28) |
55 |
.01 |
22 |
|
PF |
29.75 (6.82) |
20.38 (13.13) |
32 |
.09 |
16.25 (12.53) |
45 |
.02 |
20 |
|
Total |
42.75 (8.55) |
27.75 (16.42) |
35 |
.03 |
22.75 (16.95) |
47 |
.01 |
18 |
| KBA+RT |
Pain |
8.33 (2.18) |
5.47 (3.39) |
34 |
.02 |
5.0 (3.35) |
40 |
.01 |
8.6 |
|
Stiffness |
4.11 (1.69) |
2.22 (1.09) |
24 |
.01 |
3.11 (1.27) |
46 |
.25 |
29 |
|
PF |
30.11 (7.67) |
19.49 (11.43) |
35 |
.04 |
13.89 (9.44) |
54 |
.00 |
29 |
|
Total |
45.00 (12.03) |
28.07 (15.22) |
38 |
.02 |
21.11 (13.11) |
53 |
.00 |
25 |
| Control |
Pain |
10.25 (3.41) |
6.75 (2.43) |
34 |
.05 |
8.00 (1.60) |
22 |
.09 |
-18.5 |
|
Stiffness |
4.12 (0.64) |
3.00 (0.92) |
27 |
.02 |
2.50 (1.19) |
39 |
.00 |
1.66 |
|
PF |
35.50 (6.48) |
25.75 (6.69) |
23 |
.03 |
25.87 (5.28) |
23 |
.00 |
-.04 |
|
Total |
48.87 (8.10) |
36.00 (9.80) |
26 |
.02 |
36.37 (7.17) |
26 |
.00 |
-.03 |
*Mean (standard deviation); WOMAC: Western Ontario and McMaster University Osteoarthritis Index, Total scale maximum = 96, Sub-scale maximums are Pain = 20; Stiffness = 8; Physical Function (PF) = 68; lower scores indicate lesser symptoms
