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Table 4 Size measurements that differed significantly in metastatic and negative lymph nodes

From: Computed tomography Hounsfield units can predict breast cancer metastasis to axillary lymph nodes

  Cut-off value Sensitivity Specificity PPV NPV Accuracy
  (mm) (%) (%) (%) (%) (%)
Lymph node       
   Long-axis dia 7.42 75.5 74.4 63.8 83.6 74.8
   Short-axis dia 4.96 81.6 73.2 64.5 87 76.3
Primary tumor       
   Long-axis dia 17.08 91.7 56.1 91.7 56.1 69.2
   Short-axis dia 16.27 57.1 81.7 65.1 76.1 72.5
  1. Dia: diameter; NPV: negative predictive value; PPV: positive predictive value.