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A–C) MDK, OPN and DKK1 levels respectively for HCC and control groups. Mean values and 95% confidence intervals are shown. Abbreviations: MDK, midkine; OPN, osteopontin; DKK1, dickopff-1; HCC, hepatocellular carcinoma; CLD, chronic liver disease; HC, healthy controls. Comparison between HCC and the control groups was performed by independent variable t tests after log transformation of non-parametric data.
