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Table 2 ROC curve analysis of the various metabolite ratios for the prediction of neoplastic lesions

From: Magnetic resonance spectroscopy in pediatric brain tumors: how to make a more confident diagnosis

 

Cho/NAA

Cho/Cr

Cho/NAA+Cr

NAA/Cr

Sensitivity

88%

85%

88%

Specificity

75%

75%

100%

Optimal cutoff

> 2

> 1.86

> 0.8

AUC

0.91

0.85

0.91

0.71

P value

0.01

0.02

0.009

0.2

  1. P value was significant if < 0.05, AUC area under the curve