Table 1. Distances and angles of the mortise depending on ankle position.

anatomical parameter	10° dorsiflexion	0° neutral position	20° plantar flexion	Sig. (2-sided)
TFD (anterior)	3.68 ± 1.07 mm	3.66 ± 1.05 mm	3.6 ± 1.07 mm	0.530; 0.091; 0.169
TFD (posterior)	7.83 ± 1.24 mm	7.76 ± 1.18 mm	7.82 ± 1.14 mm	0.352; 0.905; 0.304
AFR (10 mm proximal)	1.2°± 1.28	1.2°± 1.28	1.05°± 1.1	1.0; 0.083; 0.083
AFR (4 mm distal)	9.3°± 2.81	9.4°± 2.85	9.4°± 2.87	0.163; 0.330; 1.0

Table 1: Mean values and standard deviations of the distances and angles depending on the ankle joint position. 2-sided significance level of the paired sample t-tests. TFD = tibiofibular distance; AFR = angle of fibular rotation; sig. = significance level (alpha)