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true positive test result

— For tests, a true positive result occurs when the index test is positive and the reference standard test result is also positive


true positive

Full explanation:

In a study of diagnostic test accuracy, a true positive test result means that the test being evaluated (the index test) correctly indicated that a participant had the target condition when, based on the reference standard test result, that person actually had the condition.

See also:

false negative test result  ·  false positive test result  ·  true negative test result

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