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Related Experiment Video

Updated: Mar 22, 2026

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Evaluating diagnostic tests.

Ashley Graham Kennedy1

  • 1College of Medicine, Florida Atlantic University, 5353 Parkside Drive, Jupiter, FL, 33458, USA.

Journal of Evaluation in Clinical Practice
|April 20, 2016
PubMed
Summary

Evaluating diagnostic tests requires more than just accuracy and clinical effectiveness. This study explores the multifaceted nature of diagnostic value, extending beyond patient outcomes to encompass broader medical considerations.

Area of Science:

  • Philosophy of Medicine
  • Medical Diagnostics
  • Health Technology Assessment

Background:

  • Extensive literature exists on evaluating therapeutic treatments using randomized controlled trials and mechanistic reasoning.
  • The philosophical evaluation of diagnostic tests and procedures remains an under-explored area.

Purpose of the Study:

  • To address the gap in the philosophical evaluation of diagnostic tests.
  • To determine the optimal methods for assessing diagnostic test accuracy and clinical effectiveness.
  • To investigate whether accurate diagnostic tests hold medical value independent of clinical effectiveness.

Main Methods:

  • Conceptual analysis of diagnostic test evaluation.
  • Examination of the relationship between diagnostic accuracy, clinical effectiveness, and medical value.
Keywords:
philosophy of medicine

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  • Philosophical argumentation regarding the criteria for valuable diagnostic tests.

    • Main Results:

    • Diagnostic accuracy is a necessary, but not sufficient, condition for clinical effectiveness and medical value.
    • The value of a diagnostic test extends beyond direct patient outcomes.
    • A framework for evaluating diagnostic tests that incorporates factors beyond accuracy and effectiveness is proposed.

    Conclusions:

    • Current methods for evaluating diagnostic tests are incomplete.
    • A more comprehensive approach is needed to assess the true medical value of diagnostic innovations.
    • Future research should focus on developing and applying broader criteria for diagnostic test evaluation.