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Table 1 R values for Pearson’s correlations between gait variables and mean-MFC height (*P < .05, **p < .01). SD standard deviation, SI Symmetry Index

From: A cross-sectional study of foot-ground clearance in healthy community dwelling Japanese cohorts aged 50, 60 and 70 years

Age Group 50s 60s 70s
  Mean SD SI Mean SD SI Mean SD SI
MFC   0.323 − 0.007   − 0.032 − 0.320**   .595** − 0.072
Step Length 0.340 − 0.026 − 0.132 0.212 − 0.073 0.095 − 0.169 0.248 0.018
Step Width − 0.022 − 0.162 − 0.599* − 0.105 0.055 0.033 0.065 0.174 − 0.245
Double Support Time − 0.312 − 0.181 − 0.371 − 0.185 − 0.113 − 0.199 − 0.257 0.021 0.255
Foot Contact Angle − 0.108 − 0.131 − 0.018 − 0.062 − 0.205 0.201 − 0.477** − 0.143 − 0.382*