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Table 2 Performance characteristics of the detection of steatosis on ultrasound (n = 122). PPV = positive predictive value; NPV=negative predictive value. Gold standard was steatosis on histologic examination.

From: The accuracy of the report of hepatic steatosis on ultrasonography in patients infected with hepatitis C in a clinical setting: A retrospective observational study

Histologic Examination Sensitivity Specificity PPV NPV
Any Steatosis (>2%) 43% 79% 70% 55%
Steatosis >30% 60% 73% 30% 90%