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 Concept Videos

Identifying Statistically Significant Differences: The F-Test01:14

Identifying Statistically Significant Differences: The F-Test

1.9K
The F-test is used to compare two sample variances to each other or compare the sample variance to the population variance. It is used to decide whether an indeterminate error can explain the difference in their values. The underlying assumptions that allow the use of the F-test include the data set or sets are normally distributed, and the data sets are independent of each other. The test statistic F is calculated by dividing one variance by another. In other words, the square of one standard...
1.9K
F Distribution01:19

F Distribution

3.8K
The F distribution was named after Sir Ronald Fisher, an English statistician. The F statistic is a ratio (a fraction) with two sets of degrees of freedom; one for the numerator and one for the denominator. The F distribution is derived from the Student's t distribution. The values of the F distribution are squares of the corresponding values of the t distribution. One-Way ANOVA expands the t test for comparing more than two groups. The scope of that derivation is beyond the level of this...
3.8K

You might also read

Related Articles

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

Sort by
Same author

Surgical outcomes of intermittent and constant exotropia in an adult population between 18 and 60 years old.

The British journal of ophthalmology·2026
Same author

Investigating motile ciliopathies in a pediatric case of an abnormal optic nerve head.

Ophthalmic genetics·2025
Same author

Strabismus patterns and surgical results in teprotumumab-treated thyroid eye disease: insights from a single-center study.

Journal of AAPOS : the official publication of the American Association for Pediatric Ophthalmology and Strabismus·2025
Same author

Influence of Age and Underlying Etiologies on Outcomes of Strabismus Surgery in the Elderly Population.

American journal of ophthalmology·2025
Same author

Duane syndrome associated with Rubinstein-Taybi syndrome type II.

Journal of AAPOS : the official publication of the American Association for Pediatric Ophthalmology and Strabismus·2024
Same author

Gauging Public Interest in Pediatric Ophthalmology Conditions Using Google Trends.

Journal of pediatric ophthalmology and strabismus·2024

Related Experiment Video

Updated: Aug 31, 2025

Assessment of Cerebral Lateralization in Children using Functional Transcranial Doppler Ultrasound fTCD
07:44

Assessment of Cerebral Lateralization in Children using Functional Transcranial Doppler Ultrasound fTCD

Published on: September 27, 2010

20.4K

Using the White Disk Test to Predict Fusional Potential.

Charlotte Tibi1, Craig A McKeown1, Hilda Capó1

  • 1Department of Ophthalmology, Bascom Palmer Eye Institute, University of Miami Miller School of Medicine, Miami, Florida.

Journal of Binocular Vision and Ocular Motility
|August 22, 2022
PubMed
Summary

The white disk test effectively predicts if patients with binocular torsional diplopia can achieve fusion after treatment. This simple clinical test aids in assessing visual recovery and surgical outcomes for these challenging cases.

Keywords:
Torsiondiplopiafusionstrabismustest

More Related Videos

Layer Microdissection of Tricuspid Valve Leaflets for Biaxial Mechanical Characterization and Microstructural Quantification
07:34

Layer Microdissection of Tricuspid Valve Leaflets for Biaxial Mechanical Characterization and Microstructural Quantification

Published on: February 10, 2022

2.1K
Method of Studying Palatal Fusion using Static Organ Culture
04:58

Method of Studying Palatal Fusion using Static Organ Culture

Published on: September 19, 2015

8.9K

Related Experiment Videos

Last Updated: Aug 31, 2025

Assessment of Cerebral Lateralization in Children using Functional Transcranial Doppler Ultrasound fTCD
07:44

Assessment of Cerebral Lateralization in Children using Functional Transcranial Doppler Ultrasound fTCD

Published on: September 27, 2010

20.4K
Layer Microdissection of Tricuspid Valve Leaflets for Biaxial Mechanical Characterization and Microstructural Quantification
07:34

Layer Microdissection of Tricuspid Valve Leaflets for Biaxial Mechanical Characterization and Microstructural Quantification

Published on: February 10, 2022

2.1K
Method of Studying Palatal Fusion using Static Organ Culture
04:58

Method of Studying Palatal Fusion using Static Organ Culture

Published on: September 19, 2015

8.9K

Area of Science:

  • Ophthalmology
  • Neuroscience
  • Vision Science

Background:

  • Assessing fusional potential in patients with binocular torsional diplopia is clinically challenging, especially with coexisting horizontal and vertical deviations.
  • Binocular torsional diplopia can significantly impair visual function and quality of life.

Purpose of the Study:

  • To introduce and evaluate the efficacy of the white disk test in predicting successful binocular fusion post-treatment for cyclotorsion.
  • To provide clinicians with a practical tool for managing patients with complex strabismus.

Main Methods:

  • The study involved a video demonstration of the white disk test procedure.
  • A retrospective chart review was conducted on twelve patients diagnosed with binocular torsional diplopia who underwent the white disk test.

Main Results:

  • Eleven out of twelve patients (91.7%) achieved single binocular vision using the white disk test.
  • The test accurately predicted postoperative fusion in 90.9% of cases.
  • Post-surgery, 66.7% of patients experienced improved stereopsis.

Conclusions:

  • The white disk test is a valuable and reliable method for predicting fusional potential in patients with binocular torsional diplopia.
  • This test can assist clinicians in surgical planning and patient management for complex binocular vision disorders.