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The Egyptian Journal of Internal Medicine

Table 5 ROC curve to determine cutoff point of strain ratio that discriminate between malignant and benign thyroid nodule

From: Value of TI-RADS and elastography strain ratio in predicting malignant thyroid nodules: experience from a single center in Egypt

Variable

Cut off point

Sensitivity (%)

Specificity (%)

PPV (%)

NPV (%)

AUC

95% CI for AUC

P value

SR

 > 1.8

87

80

21

99

0.92

0.88–0.95

 < 0.001

  1. SR Strain ratio, PPV Positive predictive value, NPV Negative predictive value, AUC Area under the curve, CI Confidence interval, p value < 0.05 is considered significant
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