Approaches to selecting appropriate subjects for evaluating clinical tests |
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Authors: | E Arthur Robertson MarkH Zweig |
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Institution: | 1. Benton Harbor, MI, USA;2. Bethesda, MD, USA |
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Abstract: | Appropriate selection of subjects is a critical element in assuring a valid evaluation of the clinical usefulness of a laboratory test. Careful definition of the clinical question to be answered by the test clearly points to the target population from which a representative sample must be obtained. |
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