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Table 2 Validity of TRIADS and elastography scores in differentiating malignant and benign thyroid nodules

From: Diagnostic accuracy of B-mode ultrasound, ultrasound elastography and diffusion weighted MRI in differentiation of thyroid nodules (prospective study)

 

Benign

Malignant

Sensitivity

Specificity

PPV

NPV

Accuracy

TIRADS score

       

1–3

28

2

     

4–5

8

18

90%

77.8%

69.2%

93.3%

82.14%

Elastography score

       

1–2

32

4

     

3–5

4

16

80%

88.9%

80%

88.9%

85.7%

  1. PPV, Positive predictive value; NPV, Negative predictive value