Skip to main content

Table 2 Fisher exact contingency table- frozen section analysis

From: Frozen section analysis and sentinel lymph node biopsy in well differentiated thyroid cancer

  (+) Metastasis (−) Metastasis Total  
(+)SLN 33 0 33 PPV = 100.0%
(−) SLN 15 252 267 NPV = 94.4%
Total 48 252 300  
  Sensitivity = 68.8% Specificity = 100.0%   
  1. (+)SLN sentinel lymph node positive for metastasis; (-)SLN sentinel lymph node negative for metastasis; (+)Metastasis Central compartment sample involved with metastasis;
  2. (-) Metastasis Central compartment sample negative for metastasis.
\