Fig. 3From: Comparison of corneal endothelial cell measurements by two non-contact specular microscopesPoor correlation between hexagonal cell ratio (HEX) of endothelial cell measurements with the Topcon and the Konan microscope: Bland-Altman-analysis. 62 % (21 of 34) of hexagonal cell ratio measurements with the two instruments show a greater than five percent difference (broken lines), and 24 % of measurements (8 of 34) differ by more than ten percentBack to article page