Coefficient of Variance as Quality Criterion for Evaluation of Advanced Hepatic Fibrosis Using 2D Shear-Wave Elastography.
Sanghyeok LimSeung Hyun KimYongsoo KimYoung Seo ChoTae Yeob KimWoo Kyoung JeongJoo Hyun SohnPublished in: Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine (2017)
The validity of liver stiffness measurements made by 2D SWE for assessing advanced hepatic fibrosis may be judged using CVs, and when the CV is less than 20% it can be considered "more reliable" than using IQR/M of less than 0.21.