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Table 4 Associations of total C-GAITS score and subscale scores with age group, lower extremity strength, balance function, fall history, and fear of falling

From: Development and validation of Comprehensive Gait Assessment using InerTial Sensor score (C-GAITS score) derived from acceleration and angular velocity data at heel and lower trunk among community-dwelling older adults

Variable

Gait score

Regularity index

Pace index

Variability index

Smoothness Index

mean ± SD

p-value

mean ± SD

p-value

mean ± SD

p-value

mean ± SD

p-value

means ± SD

p value

Older-old adult (aged ≥75 years)

13.2 ± 6.7

0.002

4.2 ± 3.1

0.33

2.3 ± 2.0

< 0.001

2.6 ± 1.9

0.03

4.0 ± 2.5

0.04

Younger-old adult

15.6 ± 6.2

 

4.6 ± 2.9

 

3.2 ± 2.0

 

3.2 ± 2.0

 

4.7 ± 2.6

 

Impaired lower-extremity strength (5CS > 11.1 s)

12.5 ± 6.5

0.007

4.0 ± 3.2

0.22

2.3 ± 1.8

0.01

2.37 ± 2.1

0.35

3.6 ± 2.5

0.01

Normal lower-extremity strength

15.3 ± 6.3

 

4.5 ± 2.9

 

3.1 ± 2.0

 

3.0 ± 2.0

 

4.6 ± 2.5

 

Impaired balance (tandem test < 3.0 s)

11.7 ± 6.5

<  0.001

3.1 ± 2.8

0.001

2.4 ± 2.2

0.04

2.4 ± 1.9

0.04

3.9 ± 2.6

0.11

Normal balance

15.4 ± 6.2

 

4.7 ± 2.9

 

3.1 ± 2.4

 

3.1 ± 2.0

 

4.6 ± 2.5

 

Faller

13.5 ± 7.4

0.04

3.6 ± 3.0

0.007

2.6 ± 2.1

0.08

3.0 ± 1.0

0.95

4.3 ± 2.6

0.48

Non-faller

15.3 ± 6.1

 

4.7 ± 2.9

 

3.1 ± 2.0

 

3.1 ± 2.1

 

4.5 ± 2.6

 

FoF

12.9 ± 6.6

<  0.001

4.0 ± 3.0

0.048

2.4 ± 2.1

0.002

2.7 ± 2.0

0.07

3.8 ± 2.4

0.003

No FoF

15.7 ± 6.2

 

4.7 ± 2.9

 

3.2 ± 2.0

 

3.1 ± 1.9

 

4.7 ± 2.6

 
  1. P-values were calculated using unpaired t-tests
  2. C-GAITS score: Comprehensive Gait Assessment using InerTial Sensor, 5CS: five-chair-stand test, FoF: fear of falling, SD: standard deviation, tandem test: tandem stand test