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Table 4 Performance of 11 identified metabolitesa in differentiating tumor tissue and ≥ 0.5 cm from tumor tissue in cT1 and cT2 stage rectal cancer

From: Association of levels of metabolites with the safe margin of rectal cancer surgery: a metabolomics study

Prediction

Reality

Total

Sensitivity

Specificity

Tumor tissue

 ≥ 0.5 cm

   

Tumor tissue

4

1

5

  

 ≥ 0.5 cm

21

4

25

80.0%

84.0%

Total

25

5

30

  
  1. aThe 11 metabolites included: Acetamido phenylalamine, Ethyl 3-Hydroxy Triester, 7-dehydrocholine, propylcarnitine, 24-O-B-D-Glycoside, Amphetamine nucleoside monophosphate, 1-Acetylglycerin Phosphoric Acid, N-Acrylamide, 4-hydroxybutadibenzoic acid, 4,5 Epoxy amide and adenosine acid