Prevalence of Refractive Errors in Primary School Children

Not yet recruiting

• Conditions: Refractive Errors

• Registration Number: NCT05781997
• Lead Sponsor: Assiut University

Brief Summary

The study aim to determine the prevalence of refractive errors in primary school children aged 6-12 in The New Valley , Egypt .

Detailed Description

The refractive state of the eye changes as the eye's axial length increases and the cornea and lens flattens. In general, eyes are hyperopic at birth, and become slightly more hyperopic until the age of 7, at this point we see a myopic shift toward Plano until the eyes reach their adult dimensions, usually by about the age of 16.

Study Timeline

• Status Verified: 2023-03
• Study First Submitted: 2023-03-05
• Study First Submitted QC: 2023-03-12
• Last Update Submitted: 2023-03-12
• Study First Posted: 2023-03-23
• Last Update Posted: 2023-03-23
• Study Start: 2023-05-01
• Primary Completion: 2023-08
• Study Completion: 2023-09

Recruitment & Eligibility

• Status: NOT_YET_RECRUITING
• Sex: All
• Target Recruitment: 500

Inclusion Criteria

Age: 6 -12-year-old Myopia :- 0.5 D to -10D Hypermetropia: 1 D to 8 D Astigmatism: 0 to 6 D Distance correction: 0.1 logs MAR (20/25 ) or better

Exclusion Criteria

Retinopathy, Prematurity, history of genetic disease, connective tissue diseases (e.g. Stickler or Marfan syndromes, any ocular diseases, Glaucoma, Cataract, Squint.

Study & Design

• Study Type: OBSERVATIONAL
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
prevalence of refractive error in primary school children	baseline	determine the prevalence of refractive error in primary school children aged 6-12 in New Valley, Egypt .

Secondary Outcome Measures

Name	Time	Method
Degree of Visual aquity improvement of children.	Baseline	We need to measure : 1-Degree of improvement of visual aquity among those children .; 2 - Acceptence of the parents and children to wear spectecles among those population .