Skip to main content

Table 5 The sensitivity, specificity, accuracy, false negative rate, negative predictive value, and positive predictive value of frozen section analysis compared to permanent section analysis for the finding of a positive sentinel lymph node for invasive lobular carcinomas and invasive ductal carcinomas

From: Comparison of intraoperative frozen section analysis for sentinel lymph node biopsy during breast cancer surgery for invasive lobular carcinoma and invasive ductal carcinoma

 

ILC

IDC

Total cases

P-value

Sensitivity

67%

75%

70%

0.385

Specificity

100%

100%

100%

------

Accuracy

86%

92%

89%

0.172

False negative rate

33%

25%

30%

0.385

Negative predictive value

81%

89%

85%

0.158

Positive predictive value

100%

100%

100%

------

  1. ILC, invasive lobular carcinoma; IDC, invasive ductal carcinoma