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. 2021 Oct 19;9:e12385. doi: 10.7717/peerj.12385

Table 2. Comparison of the foot structure features of the studied women and men.

Variable Women Men Mann–Whitney
U test
Mean ± SD Me Mean ± SD Me
Foot length [cm] rf 22.36 ± 1.12 22.55 24.40 ± 1.21 24.25 Z = −6.88; p < 0.001*
lf 22.38 ± 1.10 22.50 24.42 ± 1.18 24.45 Z = −6.92; p < 0.001*
Foot width [cm] rf 8.63 ± 0.56 8.70 9.22 ± 0.65 9.20 Z = −4.81; p < 0.001*
lf 8.64 ± 0.59 8.60 9.23 ± 0.64 9.20 Z = −4.55; p < 0.001*
Clarke’s angle [°] rf 32.86 ± 8.45 33.00 33.42 ± 9.69 35.50 Z = −0.54;p = 0.592
lf 32.48 ± 7.51 32.00 33.24 ± 9.03 35.00 Z = −0.98; p = 0.328
Heel angle (γ) [°] rf 16.14 ± 2.17 15.50 15.92 ± 1.76 15.00 Z = 0.32; p = 0.746
lf 16.26 ± 2.40 15.00 15.68 ± 1.46 15.00 Z = 0.67; p = 0.504
Hallux valgus angle (α) [°] rf 10.18 ± 7.45 9.00 9.84 ± 7.15 9.00 Z = 0.09; p = 0.931
lf 10.38 ± 7.38 10.00 10.22 ± 6.05 9.00 Z = −0.10; p = 0.923
Angle of the varus deformity of the 5th digit [°] rf 16.60 ± 6.52 17.00 16.26 ± 5.74 15.00 Z = 0.22; p = 0.822
lf 15.04 ± 6.99 15.00 15.30 ± 5.63 15.00 Z =−0.11; p = 0.909

Notes.

rf, right foot; lf, left foot; Mean, arithmetical average value; SD, standard deviation; Me median; Z, value of the Mann–Whitney U test statistic; p, probability value.

*

α = 0.05.