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Table 1 A 2 × 2 table showing the comparison of results of toluidine blue with frozen section

From: A comparative analysis of toluidine blue with frozen section in oral squamous cell carcinoma

  

Frozen section/Final histopathology

Total

 

Margin Status

+ve

-ve

 

Toluidine Blue

+ve

3

8

11

 

-ve

0

269

269

Total

3

277

280

 
  1. When applying the ROC analysis we found that the low positive predictive value was significant (P = 0.004).