Shape Approximation and Size Difference of the Upper Part of the Talus: Implication for Implant Design of the Talar Component for Total Ankle Replacement

Table 3

Summary of the radii of the talar trochlea measured from previously published data.

Authors+published year	Sample size	Image source	Radii of the medial curvature of the talar trochlea (mm)	Radii of the medial curvature of the talar trochlea (mm)	Overall radii of the talar trochlea (mm)
Stagni et al. 2005	21	X-ray	—	—
Hayes et al. 2006	36	CT	—	—
Wiewiorski et al. 2012	83	CT			—
Siegler et al. 2014	26	CT			—
Kuo et al. 2014	50	CT			—
Nozaki et al. 2016	58	CT	(anterior)	(anterior)	—
			(posterior)	(posterior)
Zhao et al. 2019	71	CT	(anterior)	(anterior)	—
			(posterior)	(posterior)
Current study	90	CT			—