Skip to main content

Table 2 Effects of the interactive balance training on postural balance parameters

From: Interactive balance training integrating sensor-based visual feedback of movement performance: a pilot study in older adults

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

  1. 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.