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Development of Chart which measures the Contrast sensitivity in moving letters

Development of Dynamic Contrast Sensitivity Chart

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2022/02/040488
Enrollment
40
Registered
2022-02-22
Start date
Unknown
Completion date
Unknown
Last updated
2022-10-17

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None listed

Interventions

None listed

Sponsors

Self sponser
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: Subjects with age group 17 ââ?¬â?? 30years BCVA with 0.0 logMAR at distance, N6 at near DVA ââ?¬â?? Equal or greater than 6/12 @ 45rpm Emmetropes , Mild-Moderate refractive error Myopia ââ?¬â?? SER (-1.0 to -6.0D) Hypermetropia ââ?¬â?? SER (+1.0 to +5.0D)

Exclusion criteria

Exclusion criteria: Any ocular diseases / Active infection - Media opacity - Head, neck & ocular injury - Vestibular problems - Ambylopia - Restricted ocular movements - Poor eye pursuit & saccades

Design outcomes

Primary

MeasureTime frame
To construct the dynamic contrast sensitivity chartTimepoint: Baseline and next day Dynamic Visual acuity—

Secondary

MeasureTime frame
To find Normative value for Dynamic contrast among young populationTimepoint: baseline and next day—

Countries

India

Contacts

Public ContactVandana Vighnesh Kamath

Sankara Eye Hospital,Bangalore

vandu2388@gmail.com09820541584

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026