Incidence of Dyschromatopsia in Glaucoma

Completed

• Conditions: Glaucoma
• Interventions: Procedure: Color Vision Test

• Registration Number: NCT02966678
• Lead Sponsor: University of Zurich

Brief Summary

Incidence of dyschromatopsia

Detailed Description

Incidence of dyschromatopsia should be elevated in glaucoma compared to a healthy control population. However, the actual incidence rate is not investigated.

Study Timeline

• Study First Submitted: 2016-11-07
• Study Start: 2016-11-08
• Study First Submitted QC: 2016-11-14
• Study First Posted: 2016-11-17
• Primary Completion: 2017-05-30
• Study Completion: 2017-05-30
• Status Verified: 2017-06
• Last Update Submitted: 2017-06-19
• Last Update Posted: 2017-06-20

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 100

Inclusion Criteria

• diagnosis of glaucoma
• age between 18 and 99 years old
• best corrected visual acuity(BCVA) > 0.2 (decimal Snellen)

Exclusion Criteria

• age < 18 yo
• BCVA < 0.2
• known dyschromatopsia
• known corneal disease
• St.p. corneal surgeries
• macula disease
• history of medication use that can influence color vision (e.g. hydroxychloroquine)

Study & Design

• Study Type: OBSERVATIONAL
• Study Design: Not specified

Arm && Interventions

Group	Intervention	Description
Glaucoma	Color Vision Test	Patients with a diagnosis of glaucoma will undergo color vision test

Primary Outcome Measures

Name	Time	Method
Incidence of dyschromatopsia	first and only study visit (day 1 of the study)	Incidence of dyschromatopsia should be elevated in glaucoma compared to a healthy control population. However, the actual incidence rate is not investigated.