Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Enhancing and evaluating diagnostic accuracy.

J A Swets1, D J Getty, R M Pickett

  • 1BBN Laboratories, Bolt, Beranek and Newman Inc., Cambridge, Massachusetts 02138.

Medical Decision Making : an International Journal of the Society for Medical Decision Making
|January 1, 1991
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Psychological Science Can Improve Diagnostic Decisions.

Psychological science in the public interest : a journal of the American Psychological Society·2015
Same author

Shattuck Lecture--Hidden barriers to improvement in the quality of care.

The New England journal of medicine·2002
Same author

Comparison of use of medications after acute myocardial infarction in the Veterans Health Administration and Medicare.

Circulation·2001
Same author

Computer-aided detection: there is no free lunch.

Radiology·2001
Same author

Pitfalls in assessing the quality of care for patients with cardiovascular disease.

The American journal of medicine·2001
Same author

Quality of ambulatory care after myocardial infarction among Medicare patients by type of insurance and region.

The American journal of medicine·2001
Same journal

Flexible Survival Extrapolation with Blended Hazards: Accounting for Treatment Effect Waning in Health Technology Assessment.

Medical decision making : an international journal of the Society for Medical Decision Making·2026
Same journal

A Microsimulation Model for Chronic Kidney Disease Progression in Type 2 Diabetes Patients in the United States: Michigan Model for Diabetes-Chronic Kidney Disease Model.

Medical decision making : an international journal of the Society for Medical Decision Making·2026
Same journal

Cardiovascular Risk Estimation and Statin Adherence: A Historical Cohort Study.

Medical decision making : an international journal of the Society for Medical Decision Making·2026
Same journal

Taste or Scale? Methodological Approach to Health Preferences Comparison across Groups.

Medical decision making : an international journal of the Society for Medical Decision Making·2026
Same journal

Mind the Gap: Impact of New Labels on Public Perceptions and Calculated Risk of Adverse Outcomes after a Melanoma In Situ Diagnosis-A Secondary Analysis of an Online Randomized Experiment.

Medical decision making : an international journal of the Society for Medical Decision Making·2026
Same journal

A Metamodel-Based General-Purpose Autocalibration Tool for Simulation Models.

Medical decision making : an international journal of the Society for Medical Decision Making·2026
See all related articles

Decision aids using statistical analysis significantly improved breast cancer diagnosis accuracy in mammography. These tools were most effective for difficult cases, enhancing radiologist performance in identifying malignant lesions.

Area of Science:

  • Medical Imaging
  • Radiology
  • Biostatistics

Background:

  • Mammography is crucial for breast cancer diagnosis.
  • Diagnostic accuracy can be influenced by case difficulty.
  • Radiologist performance varies with image complexity.

Purpose of the Study:

  • To evaluate decision aids for enhancing mammographic diagnostic accuracy.
  • To assess the impact of statistical feature analysis on radiologist performance.
  • To investigate how case difficulty affects diagnostic accuracy with and without decision aids.

Main Methods:

  • Developed two decision aids: a feature-based checklist and a malignancy probability computer program.
  • Six radiologists interpreted 150 mammography cases with and without decision aids.

Related Experiment Videos

  • Analyzed performance across progressively difficult case subsets.

    • Main Results:

    • Diagnostic accuracy decreased with increasing case difficulty in both standard and enhanced conditions.
    • Decision aids demonstrated a progressively larger enhancement effect for more difficult cases.
    • For the hardest cases, decision aids increased sensitivity or specificity by approximately 0.15 at a fixed threshold.

    Conclusions:

    • Feature-analytic decision aids can substantially improve mammography accuracy, especially for challenging cases.
    • Case difficulty is a critical variable in evaluating diagnostic performance.
    • Subset analysis is essential for accurate comparative assessments of diagnostic techniques in clinical medicine.