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

The two by two diagram: a graphical truth table.

K M Johnson1

  • 1Department of Diagnostic Radiology, Yale University School of Medicine, New Haven, Connecticut 06510, USA. kevin.johnson@yale.edu

Journal of Clinical Epidemiology
|October 20, 1999
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

Effects of long-term inhaled corticosteroid treatment on fragility fractures in older women: the Manitoba BMD registry study.

Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA·2020
Same author

Decreased rotational flow and circumferential wall shear stress as early markers of descending aorta dilation in Marfan syndrome: a 4D flow CMR study.

Journal of cardiovascular magnetic resonance : official journal of the Society for Cardiovascular Magnetic Resonance·2019
Same author

Synergistic Effects of Temperature and Salinity on the Gene Expression and Physiology of Crassostrea virginica.

Integrative and comparative biology·2019
Same author

An Update.

Journal of food protection·2019
Same author

Demographic consequences of invasion by a native, controphic competitor to an insular bird population.

Oecologia·2018
Same author

Pressure Mapping and Hemodynamic Assessment of Intracranial Dural Sinuses and Dural Arteriovenous Fistulas with 4D Flow MRI.

AJNR. American journal of neuroradiology·2017
Same journal

Using an Open Science Checklist in Grant Proposal Reviews to Predict Reproducibility of Funded Publications.

Journal of clinical epidemiology·2026
Same journal

A comparison of five statistical methods used to analyse longitudinal EORTC QLQ-C30 quality of life scores in randomised controlled trials: a simulation study.

Journal of clinical epidemiology·2026
Same journal

Sample Size Determination for Decision-centered Pragmatic Trials.

Journal of clinical epidemiology·2026
Same journal

Many multicenter randomized controlled trials do not account for center effect: a methodological review.

Journal of clinical epidemiology·2026
Same journal

Patient Acceptability of the Modified Zelen Approach to Randomized Trials - A Survey of the CAPS THA Cohort.

Journal of clinical epidemiology·2026
Same journal

Corrigendum to SPICE-GRADE: simultaneous processing of indirect causal evidence in complex pathways using GRADE - an exploratory case study. [Journal of Clinical Epidemiology, 194C (2026) 112219].

Journal of clinical epidemiology·2026
See all related articles

This study introduces a novel graphical method to clarify the complex interpretation of two-by-two tables in medical research. This visual tool aids in understanding diagnostic test results and planning clinical studies.

Area of Science:

  • Statistics
  • Medical Research
  • Diagnostic Accuracy

Background:

  • Two-by-two tables are standard for presenting binary outcomes in clinical studies.
  • Interpreting these tables using traditional metrics like sensitivity can be complex.
  • Existing methods may not fully capture the interplay of results.

Purpose of the Study:

  • To present a graphical transformation of the two-by-two table.
  • To offer a flexible conceptual tool for understanding and presenting study results.
  • To aid physicians, authors, and students in clinical research planning and interpretation.

Main Methods:

  • Developed a graphical transformation of the two-by-two contingency table.
  • Utilized a special coordinate system for the graphical representation.

Related Experiment Videos

  • Focused on visualizing the interplay of the four cell categories.

    • Main Results:

    • The graphical transformation provides a clear visual representation of study outcomes.
    • This method simplifies the complex relationships within two-by-two tables.
    • The diagram serves as an intuitive tool for data interpretation.

    Conclusions:

    • The proposed graphical method enhances the understanding of diagnostic test performance.
    • This visual approach offers a more accessible way to present and interpret clinical study results.
    • It is a valuable tool for improving the clarity and rigor of medical research.