Regarding Predictive Value Models of a Tumor Marker Analysis Assay,receiver

question 1

Multiple Choice

Regarding predictive value models of a tumor marker analysis assay,receiver operating characteristic curves are most useful in assessing tumor marker analyses because:

• A) single tests for the same analyte can be evaluated over different times.
• B) they allow specific reference intervals to be determined for each tumor marker.
• C) they can display performance of tests or markers over the entire range of decision levels.
• D) they can serve as delta checks by assessing changes in an individual's tumor marker concentration over time.

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