|
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.
