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Table 2 Associations between right and left functional ankle instability, and demographics foot and ankle characteristics, motor function and balance in 30 children aged 7–18 with Charcot-Marie-Tooth disease

From: Correlates of functional ankle instability in children and adolescents with Charcot-Marie-Tooth disease

Ankle instability

Age (years)

Gender

Balance (1)

Balance (2)

Balance (3)

Falls

Walk (fastest)

STS (secs)

Stairs (secs)

ROM (R)

ROM (L)

FPI (R)

FPI (L)

CAIT (R)

-.09

-.47**

.32

.50**

-.20

.17

-.16

-.06

-.02

.14

.18

.69**

.744**

CAIT (L)

-.16

-.40*

.32

.47**

-.23

.15

-.16

-.10

.01

.17

.21

.68*

.725**

  1. Values are Pearson’s correlation coefficients or point biserial correlation coefficients (gender): *P < .05 and **P < .01
  2. Abbreviations: CAIT Cumberland Ankle Instability Tool, BMI Body Mass Index, PSFS Patient Specific Function Scale, Balance 1 Standing with medial borders of feet touching, Balance 2 Standing with the toes of one foot next to the heel of the opposite foot, Balance 3 Standing with the toes of one foot behind the heel of the opposite foot, STS Sit to stand, ROM Ankle dorsiflexion range of motion, FPI Foot posture index