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Table 2 Descriptive value of each group’s fall-related concerns, sensory inputs, and muscle strength

From: Predicting balance impairments in older adults: a wavelet-based center of pressure classification approach

Variables

Name

Group 1 (\(n_1 = 18\))

Group 2 (\(n_2 = 20\))

Group 3 (\(n_3 = 7\))

All(\(n = 45\))

\(x_1\)

FES-I (\(mean \pm sd\))

21 ± 4

19 ± 3

24 ± 7

21 ± 4.5

\(x_2\)

Reaction time(ms) \(mean \pm sd\)

387 ± 59

361 ± 76

416 ± 141

397 ± 106

\(x_3\)

Eyesight (\(mean \pm sd\))

0.78 ± 0.13

0.72 ± 0.22

0.74 ± 0.17

0.75 ± 0.18

\(x_4\)

Touch sensation left foot (g)

3 ± 3.4

3.4 ± 3

3.25 ± 3.31

3.24 ± 3.14

\(x_5\)

Touch sensation right foot (g)

3.73 ± 3.57

3.4 ± 3.05

4.6 ± 3.8

3.75 ± 3.34

\(x_6\)

Neck proprioception left (degree)

4.6 ± 3.6

3.15 ± 3.6

3.75 ± 2.4

4 ± 3.15

\(x_7\)

Neck proprioception right (degree)

4.54 ± 3.79

3.28 ± 2.57

3.7 ± 2.27

3.97 ± 2.99

\(x_8\)

Knee proprioception left (degree)

7.25 ± 6.28

5.42 ± 5.91

6.48 ± 3.0

6.32 ± 5.68

\(x_{9}\)

Knee proprioception right (degree)

6.47 ± 5.12

5.08 ± 3.84

6.9 ± 3.43

5.6 ± 3.76

\(x_{10}\)

Ankle proprioception left (degree)

4.73 ± 3.9

4.05 ± 2.17

4.67 ± 2.12

4.61 ± 2.93

\(x_{11}\)

Ankle proprioception right (degree)

5.79 ± 5.05

4.39 ± 2.44

5.81 ± 3.9

5.13 ± 3.9

\(x_{12}\)

Hip extension left (N.m)

45.33 ± 18.46

49.43 ± 16.96

48.88 ± 20.11

47.29 ± 19.89

\(x_{13}\)

Hip extension right (N.m)

50.62 ± 22.84

53.14 ± 20.84

51.10 ± 21.52

51.68 ± 22.86

\(x_{14}\)

Hip abduction left (N.m)

48.22 ± 21.07

54.36 ± 22.4

51.36 ± 25.63

51.19 ± 23.73

\(x_{15}\)

Hip abduction right(N.m)

54.38 ± 22.93

58.06 ± 19.93

52.79 ± 31.16

55.53 ± 24.87

\(x_{16}\)

Knee extension left (N.m)

86.18 ± 26.15

89.5 ± 19.01

87.05 ± 29.71

86.61 ± 29.04

\(x_{17}\)

Knee extension right (N.m)

79.94 ± 26.51

87.88 ± 28.94

87.38 ± 25.87

84.25 ± 29.83

\(x_{18}\)

Knee flexion left (N.m)

66.08 ± 19.31

73.37 ± 27.54

67.86 ± 22.67

67.79 ± 24.51

\(x_{19}\)

Knee flexion right (N.m)

69.45 ± 22.51

76.46 ± 29.85

69.58 ± 24.28

70.45 ± 26.87

\(x_{20}\)

Ankle dorsal flexion left (N.m)

21.66 ± 5.39

26.15 ± 6.23

20.74 ± 9.1

21.79 ± 7.91

\(x_{21}\)

Ankle dorsal flexion right (N.m)

23.59 ± 6.8

24.24 ± 13.73

22.43 ± 7.8

23.01 ± 3.01

\(x_{22}\)

Ankle plantar flexion left (N.m)

83.89 ± 34.46

88.41 ± 32.71

83.34 ± 29.48

85.48 ± 35.23

\(x_{23}\)

Ankle plantar flexion right (N.m)

82.20 ± 26.27

86.75 ± 34.9

77.86 ± 26.60

81.79 ± 35.53

\(x_{24}\)

Falls history

33.3 \(\%\)

20\(\%\)

43\(\%\)

29\(\%\)