Table 5
WOMAC Osteoarthritis Index results
Group
Variable
Baseline
*
Week 4
*
∆ (%)
p-value
Week 8
*
∆ (%)
p-value
Week 4 to 8 ∆ (%)
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