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Table 5 2 × 2 ACR TI-RADS categorization of thyroid nodules and the gold standard

From: Correlation of the ultrasound thyroid imaging reporting and data system with cytology findings among patients in Uganda

  

Gold Standard

  
  

Malignant

Benign

Total

ACR TI-RADS

Positive

17

5

22

 

Negative

1

138

139

 

Total

18

143

161

  1. Sensitivity = (17/18)*100 = 94.4% with 95% CI of 0.944 (0.8–1.0); Specificity = (137/143)*100 = 96.5% with 95% CI of 0.965 (0.9–1.0). PPV = (17/22)*100 = 77.3%; NPV = (138/139)*100 = 99.3%; LR Positive = 94.4/(100–96.5) = 27; LR Negative = (100–94.4)/96.5 = 0.06
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Thyroid Research

ISSN: 1756-6614