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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