|
Parameters
|
Control group
|
Intervention group
|
P valueb
|
Effect sizec
|
|---|
|
Baseline n = 15
|
Post-test n = 15
|
% changea
|
Baseline n = 15
|
Post-test n = 15
|
% changea
|
|---|
|
Eyes open
|
|
CoM sway, area, cm2
|
2.51 ± 1.86
|
2.62 ± 1.66
|
-4.4
|
3.03 ± 2.29
|
1.45 ± 1.01
|
52.2
|
.007
|
.239
|
|
CoM sway, ML, cm
|
1.86 ± 0.86
|
1.82 ± 0.56
|
2.2
|
2.07 ± 0.83
|
1.43 ± 0.38
|
30.9
|
.016
|
.196
|
|
CoM sway, AP, cm
|
1.22 ± 0.55
|
1.33 ± 0.48
|
-9.0
|
1.30 ± 0.68
|
0.93 ± 0.50
|
28.5
|
.015
|
.201
|
|
Hip sway, deg2
|
1.20 ± 0.93
|
1.32 ± 0.67
|
-10.0
|
1.50 ± 1.07
|
0.92 ± 0.65
|
38.7
|
.011
|
.214
|
|
Ankle sway, deg2
|
1.21 ± 0.94
|
1.37 ± 1.16
|
-13.2
|
1.12 ± 0.79
|
0.64 ± 0.35
|
42.9
|
.030
|
.162
|
|
RCI, AP
|
0.57 ± 0.22
|
0.60 ± 0.16
|
-5.3
|
0.57 ± 0.12
|
0.51 ± 0.08
|
10.5
|
.051
|
.134
|
|
RCI, ML
|
0.87 ± 0.05
|
0.90 ± 0.10
|
-3.5
|
0.88 ± 0.13
|
0.90 ± 0.07
|
-2.3
|
.888
|
.001
|
|
Eyes closed
|
|
CoM sway, area, cm2
|
5.74 ± 5.22
|
5.52 ± 6.97
|
3.8
|
5.72 ± 4.37
|
2.36 ± 2.25
|
58.7
|
.042
|
.144
|
|
CoM sway, ML, cm
|
2.53 ± 1.06
|
2.46 ± 1.39
|
2.8
|
2.80 ± 1.28
|
1.73 ± 0.70
|
38.2
|
.012
|
.214
|
|
CoM sway, AP, cm
|
1.93 ± 1.15
|
1.71 ± 1.16
|
11.4
|
1.76 ± 0.96
|
1.19 ± 0.71
|
32.4
|
.142
|
.078
|
|
Hip sway, deg2
|
2.30 ± 2.11
|
3.20 ± 5.00
|
-39.1
|
3.03 ± 2.37
|
1.12 ± 0.82
|
63.0
|
.010
|
.222
|
|
Ankle sway, deg2
|
2.69 ± 2.54
|
2.09 ± 1.86
|
22.3
|
2.40 ± 1.91
|
1.02 ± 0.89
|
57.5
|
.026
|
.170
|
|
RCI, AP
|
0.57 ± 0.14
|
0.58 ± 0.13
|
-1.8
|
0.56 ± 0.12
|
0.55 ± 0.14
|
1.8
|
.608
|
.010
|
|
RCI, ML
|
0.85 ± 0.09
|
0.88 ± 0.07
|
-3.5
|
0.91 ± 0.10
|
0.89 ± 0.08
|
2.2
|
.876
|
.001
|
- Data presented as mean ± standard deviation; apositive scores indicate improvement; bP-values from ANCOVA comparing the effect of the intervention on post-test outcome parameters adjusting for baseline values; cEffect size eta squared from ANCOVA; CoM, center of mass; ML, medial-lateral; AP, anterior-posterior; RCI, reciprocal compensatory index.
