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Table 9 Sensitivity, specificity, PPV, and NPV of the number of criteria for cancer

From: Ultrasound criteria for risk stratification of thyroid nodules in the previously iodine deficient area of Austria - a single centre, retrospective analysis

Cancer ≥1 criterion ≥2 criteria ≥3 criteria ≥4 criteria 5 criteria
Sensitivity 93% 85% 59% 36% 8%
Specificity 16% 45% 75% 93% 99%
PPV 29% 37% 46% 66% 67%
NPV 85% 89% 83% 80% 74%