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Table 3 Correlations between the structural characteristics of the feet and the stability indicators within the entire study group

From: Feet deformities and their close association with postural stability deficits in children aged 10–15 years

VariableCOP lengthCOP Surface areaCOP YCOP X
Length L footρ = −0.126
p = 0.076
ρ = −0.114
p = 0.108
ρ = −0.134
p = 0.059
ρ = − 0.111
p = 0.119
Length R footρ = −0.154
p = 0.030
ρ = − 0.124
p = 0.081
ρ = − 0.140
p = 0.049
ρ = − 0.125
p = 0.078
Width L footρ = − 0.301
p < 0.001
ρ = − 0.173
p = 0.015
ρ = − 0.179
p = 0.011
ρ = − 0.174
p = 0.014
Width R footρ = − 0.288
p < 0.001
ρ = − 0.160
p = 0.024
ρ = −0.171
p = 0.016
ρ = − 0.160
p = 0.024
Clarke’s angle Rρ = 0.211
p = 0.003
ρ = −0.143
p = 0.043
ρ = −0.122
p = 0.084
ρ = − 0.152
p = 0.031
Wejsflog index Lρ = 0.323
p < 0.001
ρ = 0.140
p = 0.048
ρ = 0.109
p = 0.125
ρ = 0.148
p = 0.037
Wejsflog index Rρ = 0.281
p < 0.001
ρ = 0.077
p = 0.277
ρ = 0.061
p = 0.392
ρ = 0.078
p = 0.270
Hallux valgus angle α Lρ = −0.078
p = 0.271
ρ = 0.028
p = 0.692
ρ = 0.000
p = 0.995
ρ = 0.038
p = 0.595
Hallux valgus angle α Rρ = −0.092
p = 0.196
ρ = −0.115
p = 0.106
ρ = − 0.147
p = 0.038
ρ = − 0.091
p = 0.201
The fifth toe angle β Lρ = − 0.193
p = 0.006
ρ = − 0.147
p = 0.038
ρ = − 0.146
p = 0.039
ρ = − 0.141
p = 0.046
The fifth toe angle β Rρ = − 0.134
p = 0.059
ρ = − 0.181
p = 0.010
ρ = − 0.156
p = 0.028
ρ = −0.180
p = 0.011
  1. ρ- Spearman’s rank correlation