Table 4.

Median error and IQR of the error for the parameters sole angle without the bias correction for IC.

	Cavity		Heel		Instep		Lateral
	Median	IQR	Median	IQR	Median	IQR	Median	IQR
Sole angle (${}^{\circ }$)	6.8	10.2	−2.9	6.8	6.7	7.0	−2.4	6.7