Prevalence of refractive errors by cycloplegic refraction in primary school going age in urban area of Chanthaburi, Thailand

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

TCTR

Registry ID

TCTR20260427004

Enrollment

2800

Registered

2026-04-27

Start date

2026-03-30

Completion date

Unknown

Last updated

2026-08-03

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

Conditions

Not affect due to we collect the data from the recordings. refractive error, primary school, cycloplegic refraction

Interventions

Primary school age 6-13 years old who were allowed by parents or guadians to do cycloplegicrefraction

Health Services Research

Primary school children who have cycloplegic refraction

Eligibility

Sex/Gender

All

Age

6 Years to 13 Years

Inclusion criteria

Inclusion criteria: 1. Children in primary school who were allowed to test the refraction by parents or guardians.

Exclusion criteria

Exclusion criteria: 1. Children in primary school who were not allowed to test the refraction by parents or guardians.

Design outcomes

Primary

Measure	Time frame
Prevalence 6 months Prvealence is primay outcome	—

Secondary

Measure	Time frame
Risk factors 6 months Risk factors ex. gender, age	—

Countries

Thailand

Contacts

Public ContactMiss.supapan chattinnakorn

Prapokklao hospital

supapan.ch@cpird.in.th66813405538

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 10, 2026