KRT18 and steatosis: In a meta-analysis of 15 studies reporting concentrations of CK-18 (M30), the cut-offs ranged from 122 to 380 U/L and the combined sensitivity and specificity were 0.75 and 0.77, whereas the AUROC value of the CK-18 testing in predicting NASH was 0.82, showing the ability to distinguish steatohepatitis from simply steatosis [41].