Expected Value of Clinical Information: A Revisionist View
One of the commonest decisions in medicine is whether to order a diagnostic test. The speciality of laboratory medicine is particularly interested in this decision, and astute clinical pathologists offer consultative advice about the appropriate selection and sequencing of diagnostic tests. Inasmuch as tests should increase the probability of making correct diagnoses, pathologists’ advice should hinge on understanding the utility of testing as compared to other medical management options.
KeywordsPrior Probability Bayesian Analysis Threshold Model Transferrin Saturation Diagnostic Test Result
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