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. 2021 Jan 13;30(4):493–499. doi: 10.4103/ijri.IJRI_425_19

Table 2.

A comparison of sensitivity, specificity, diagnostic accuracy, NPV, and PPV for elastography score, strain ratio, ultrasound, combined elastography score and strain ratio, and combined ultrasound, lastography score, and strain ratio

Parameter Sensitivity (%) Specificity (%) Diagnostic accuracy (%) PPV (%) NPV (%)
ES 92.5 94.5 93.81 90 95.8
SR 90 93.24 92 87.8 94.4
US 90.24 63.89 72 57 92
ES+SR 92 93 92.9 88.3 95.7
US+ES+SR 95 94 94.69 90.4 97.1