Wai CT, Greenson JK, Fontana RJ, et al. A simple noninvasive index can predict both significant fibrosis and cirrhosis in patients with chronic hepatitis C. Hepatology. 2003;38(2):518-26.

Sebastiani G, Halfon P, Castera L, et al. Comparison of three algorithms of non-invasive markers of fibrosis in chronic hepatitis C. Aliment Pharmacol Ther. 2012;35(1):92-104.

Khan DA, Fatima Tuz Z, Khan FA, Mubarak A. Evaluation of diagnostic accuracy of APRI for prediction of fibrosis in hepatitis C patients. J Ayub Med Coll Abbottabad 2008; 20: 122-126.

Lin ZH, Xin YN, Dong QJ, et al. Performance of the aspartate aminotransferase-to-platelet ratio index for the staging of hepatitis C-related fibrosis: an updated meta-analysis. Hepatology. 2011;53:726-36.

Dr. Anna S. Lok

AST to Platelet Ratio Index (APRI)

Determines the likelihood of hepatic fibrosis and cirrhosis in patients with hepatitis C.

Predicts hepatitis C-related hepatic fibrosis and cirrhosis.

APRI

The AST to Platelet Ratio Index (APRI) determines the likelihood of hepatic fibrosis and cirrhosis in patients with Hepatitis C.

Aspartate Aminotransferase

Platelet Count

NAFLD Fibrosis Score

FIB-4 Index

PELD Score

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Calc Function