Quantification of Hepatorenal Index for Computer-Aided Fatty Liver Classification with Self-Organizing Map and Fuzzy Stretching from Ultrasonography

Table 1

HRI quantification with respect to severity level of fatty liver.

	LP	RP	Number of CL
Normal
Range	23–53	21–51	8–10
SD	3.027	3.671
Mean	43.500	41.709
Mild
Range	38–74	28–53	9–11
SD	2.546	3.157
Mean	52.159	43.724
Moderate
Range	38–91	28–68	9-10
SD	2.321	4.023
Mean	68.729	46.704

LP: liver parenchyma; RP: renal parenchyma; number of CL: number of clusters.