Evaluation of Strabismus and Diplopia


  • Study type

  • Study IDs

  • Describes the nature of a clinical study. Types include:

    • Observational study — observes people and measures outcomes without affecting results.
    • Interventional study (clinical trial) — studies new tests, treatments, drugs, surgical procedures or devices.
    • Medical records research — uses historical information collected from medical records of large groups of people to study how diseases progress and which treatments and surgeries work best.
  • Site IRB
    • Rochester, Minnesota: 2435-02
    Sponsor Protocol Number: 2435-02

About this study

Purpose and specific aims

  1. To compare two diplopia scoring methods to the established gold standard

  2. To evaluate the test-retest reliability of the diplopia scoring methods

  3. To evaluate health-related quality of life in patients with strabismus with and without diplopia

Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. If you need assistance understanding the eligibility criteria, please contact the study team.

See eligibility criteria

Inclusion Criteria:

  • Aged 8 years and older 
  • Seen in the clinical practice of a strabismus specialist (Dr. Holmes) and a neuro-ophthalmologist (Dr. Chen)
  • Patients who has strabismus or the symptom of double vision that can be confirmed on the office exam


Participating Mayo Clinic locations

Study statuses change often. Please contact us for help.

Mayo Clinic Location Status Contact

Rochester, Minn.

Mayo Clinic principal investigator

Jonathan Holmes, M.D.

Open for enrollment

Contact information:

Suzanne Wernimont CCRP



More information


Publications are currently not available

Study Results Summary

Not yet available

Supplemental Study Information

Not yet available


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