Table 3.
Summary of WOMAC for three study arms
| Variables |
Baseline |
12 Months |
18 Months |
||||||
|---|---|---|---|---|---|---|---|---|---|
|
W |
WB |
C |
W |
WB |
C |
W |
WB |
C |
|
|
N |
N |
N |
N |
N |
N |
N |
N |
N |
|
|
Mean ± SD |
Mean ± SD |
Mean ± SD |
Mean ± SD |
Mean ± SD |
Mean ± SD |
Mean ± SD |
Mean ± SD |
Mean ± SD |
|
| W Vs. C(P) | WB Vs. C(P) | WB Vs. W(P) | W Vs. C(P) | WB Vs. C(P) | WB Vs. W(P) | ||||
| Pain |
79 |
69 |
73 |
43 |
42 |
41 |
43 |
42 |
35 |
| 31.15 ± 14.29 |
26.81 ± 14.92 |
30.30 ± 16.47 |
24.65 ± 15.78 |
25.32 ± 15.98 |
25.00 ± 19.44 |
23.60 ± 15.09 |
26.16 ± 17.97 |
23.50 ± 17.78 |
|
| |
|
|
(0.572) |
(0.238) |
(0.522) |
(0.863) |
(0.157) |
(0.096) |
|
| Stiffness |
79 |
69 |
71 |
44 |
41 |
40 |
43 |
42 |
35 |
| 38.90 ± 18.01 |
36.41 ± 18.90 |
39.08 ± 19.81 |
30.96 ± 22.31 |
30.79 ± 19.58 |
28.43 ± 20.41 |
29.94 ± 20.43 |
31.40 ± 20.75 |
27.14 ± 18.80 |
|
| |
|
|
(0.125) |
(0.405) |
(0.486) |
(0.494) |
(0.423) |
(0.890) |
|
| Physical Function |
79 |
68 |
72 |
44 |
38 |
40 |
43 |
42 |
35 |
| 28.16 ± 15.41 |
27.65 ± 18.22 |
26.89 ± 16.34 |
24.48 ± 13.79 |
25.27 ± 15.70 |
25.06 ± 13.53 |
18.20 ± 14.63 |
24.15 ± 17.24 |
19.40 ± 17.08 |
|
| |
|
|
(0.672) |
(0.903) |
(0.763) |
(0.582) |
(0.381) |
(0.140) |
|
| Total WOMAC Score |
79 |
68 |
70 |
43 |
41 |
40 |
43 |
42 |
35 |
| 29.70 ± 14.09 |
28.27 ± 16.42 |
28.95 ± 15.28 |
21.05 ± 13.62 |
23.60 ± 13.61 |
22.32 ± 17.77 |
20.30 ± 13.97 |
25.58 ± 16.60 |
20.90 ± 16.74 |
|
| (0.612) | (0.475) | (0.821) | (0.464) | (0.129) | *(0.019) | ||||
W: Walking only group; WB: Walking and Behavioural Group; C: Self-directed group (unsupervised/self-directed); N: number of subjects in each comparative group; SD: standard deviation; vs: versus; data is presented as mean (standard deviation); P: p-value (statistical significance); * Statistically significant; WOMAC: Western Ontario MacMaster Osteoarthritis Index.