Repeatability Assessment of the New Numbers Contrast Sensitivity Chart

Not Applicable

Completed

• Conditions: Various Daignoses of Eye Diseases; Contrast Sensitivity; Visual Acuity; Chart; Repeatibility

• Registration Number: TCTR20120000006
• Lead Sponsor: The Quality Improvement Fund, King Chulalongkorn Memorial Hospital, Thai Red Cross, Bangkok, Thailan

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Completion: 2011-02-14
• Study Start: 2012-05-11
• Last Update Posted: 19 August 2024

Recruitment & Eligibility

• Status: Completed
• Sex: All
• Target Recruitment: 200

Inclusion Criteria

Aged over 18 years old,
able to communicate well
and understand Arabic numbers

Exclusion Criteria

People who cannot read Arabic Numbers.

Study & Design

• Study Type: Observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
the mean differences of log CS At the end of study Bland-Altmand plot

Secondary Outcome Measures

Name	Time	Method
the coefficients of repeatability At the end of study Bland -Altmand plot