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Table 3 Pearson’s correlations between ultrasound cross-sectional area and participant characteristics, foot morphology, pedobarography, hand-held dynamometry and balance measures

From: Reliability and correlates of cross-sectional area of abductor hallucis and the medial belly of the flexor hallucis brevis measured by ultrasound

  Abductor Hallucis   Flexor Hallucis Brevis (Medial)  
Variable R p r p
Participant characteristics
 Age 0.070 0.763 −0.205 0.373
 Weight 0.662** 0.001 0.305 0.179
 Height 0.559* 0.008 0.372 0.097
 BMI 0.502* 0.020 0.158 0.495
Foot morphology
 Foot length 0.582* 0.006 0.451* 0.040
 Truncated foot length 0.580* 0.006 0.483* 0.027
 Foot Posture Index 0.214 0.352 0.544* 0.011
 Arch height sit 0.597** 0.004 0.062 0.790
 Arch height stand 0.590** 0.005 0.089 0.702
Hand-held dynamometry
 Standing great toe force 0.011 0.964 −0.075 0.747
Pedobarography
 Stand max force great toea 0.645** 0.002 0.349 0.132
Balance
 Maximum step Right 0.443* 0.044 0.356 0.113
  1. Key: BMI Body mass index
  2. aMissing data n = 20 **significant p < 0.005, * significant p < 0.05