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Impact of School-Based Vision Screening and Provision of Glasses on Educational Outcomes Among Children in Ghana: The GRADES Study (Ghana Refraction Accelerates Delivery of Education in Schools)

Impact of School-Based Vision Screening and Provision of Glasses on Educational Outcomes Among Children in Ghana: The GRADES Study (Ghana Refraction Accelerates Delivery of Education in Schools)

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
PACTR
Registry ID
PACTR202607907995893
Enrollment
2000
Registered
2026-07-01
Start date
2026-06-20
Completion date
Unknown
Last updated
2026-09-14

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

Conditions

Eye Diseases

Interventions

Spectacles
Delayed spectacles provision

Sponsors

Project Orbis International. Inc.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Enrolled in a participating school in one of the 20 target districts 2. Primary 5 to Junior High School form 2 (roughly age 11-14 years) 3. Present at primary screening (screening by teacher/baseline) 4. Parent/ Guardian consent given 5. Requires glasses and prescribed to receive them thru the program: visual acuity in at least one eye of = 6/7.5 in both eyes with glasses

Exclusion criteria

Exclusion criteria: 1. Already wearing glasses capable of improving vision in both eyes to >= 6/7.5. 2. Has other known ocular morbidity preventing vision improvement to the required standard with glasses 3. Parental consent and/or child assent not given, or child incapable of providing assent.

Design outcomes

Primary

MeasureTime frame
Improvement in Annual Status of Education Report (ASER) scores in English and Mathematics (letter/word/sentence/paragraph reading; number recognition and basic operations), measured at baseline and follow-up.

Secondary

MeasureTime frame
Secondary outcomes (attendance and mental health): School attendance rate (termly proportion of days present); SDQ total and subscale scores; GAD-2 total score.

Countries

Ghana

Contacts

Public ContactBenjamin Abaidoo

Study Coordinator

benjamin_abaidoo@yahoo.com0241334467

Outcome results

None listed

Source: PACTR (via WHO ICTRP) · Data processed: Sep 19, 2026