ROC

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ROC

Acronym for receiver operating characteristic, an analytic expression of diagnostic accuracy. See: ROC curve.

receiver operating characteristic (ROC) curve

a curve that plots the true-positive fraction versus false-positive fraction; one use is to evaluate imaging performance.

ROC

1. Receiver operating characteristic, relative operator characteristic Clinical decision-making A “…global measure of the accuracy of a diagnostic system, independent of the cutoff point used to discriminate 'normal' from 'abnormal'” JR Beck. See ROC analysis, ROC curve.
2. Reduced oxygen concentration.