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Table 6 Pearson correlations of range of motion and muscle strength with physical performance test scores

From: Association of lower extremity range of motion and muscle strength with physical performance of community-dwelling older women

Variables

Functional reach test

5 m gait test

Four square step test

Timed up and go test

Five times sit-to-stand test

r

p value

r

p value

r

p value

r

p value

r

p value

Hip flexion ROM

0.32b

0.002

−0.29b

0.003

−0.20

0.053

−0.32b

0.002

−0.26a

0.013

Hip extension ROM

0.56b

<0.001

−0.33b

0.001

−0.41b

<0.001

−0.35b

<0.001

−0.46b

<0.001

Knee flexion ROM

0.45b

<0.001

−0.27b

0.009

−0.30b

0.003

−0.25a

0.013

−0.20

0.056

Hip internal rotation ROM

0.25a

0.014

−0.32b

0.001

−0.25a

0.013

−0.38b

<0.001

−0.34b

<0.001

Hip external rotation ROM

0.38b

<0.001

−0.24a

0.020

−0.19

0.060

−0.14

0.177

−0.28b

0.006

Ankle dorsiflexion ROM

0.45b

<0.001

−0.16

0.110

−0.21a

0.040

−0.21a

0.047

−0.18

0.080

Ankle plantar flexion ROM

0.28b

0.006

−0.38b

<0.001

−0.17

0.101

−0.51b

<0.001

−0.29b

0.004

Knee extension strength

0.30b

0.003

−0.47b

<0.001

−0.42b

<0.001

−0.50b

<0.001

−0.42b

<0.001

Knee flexion strength

0.43b

<0.001

−0.42b

<0.001

−0.45b

<0.001

−0.41b

<0.001

−0.48b

<0.001

  1. ROM range of motion
  2. a p < 0.05
  3. b p < 0.01