Glossary Term

Diagnostic Accuracy

Performance MetricsEN

Definition

The proportion of all the observations that have been classified correctly by the diagnostic procedures in given population, or using some diagnostic test, or by some medical institution or professional.

Extended Notes

Source: National Cancer Institute, NCI Thesaurus 26.09d, C41440. NCI definition, reproduced without modification under CC BY 4.0. Source identity and definition checked automatically on 2026-10-18. No individual clinical interpretation or human reviewer is asserted.

Also Known As

Accuracy of DiagnosisDiagnostic Accuracy
Diagnostic Accuracy — IVD Glossary