Table 1. Principal Components Analysis (PCA).

	PC1	PC2	PC3
Eigenvalue	0.17	0.05	0.04
Percent variance	64.6	17.8	14.1
MT1 length	−0.01	0.34	0.91
MT5 length	0.64	−0.67	0.30
PP4 length	0.68	0.63	−0.18
Talar trochlea length	−0.29	0.04	−0.06
Talar neck length	−0.08	−0.07	−0.21
Cuboid length	−0.19	−0.17	0.06