Ocular Characterization and Genetic Phenotyping of Early-Onset Myopia in Children

Status

Recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2400086082

Enrollment

Unknown

Registered

2024-06-25

Start date

2024-07-20

Completion date

Unknown

Last updated

2024-07-08

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

Conditions

Early-Onset Myopia

Interventions

Case series:No

Eligibility

Sex/Gender

All

Age

No minimum to 7 Years

Inclusion criteria

Inclusion criteria: Children presenting with early-onset myopia at preschool age (<= 7 years): age of onset <= 7 years, refractive error (equivalent spherical lens power) <= -3.00 DS.

Exclusion criteria

Exclusion criteria: Age of onset of myopia > 7 years

Design outcomes

Primary

Measure	Time frame
best-corrected vision;slit-lamp examination;fundus examination;Ocular axis;corneal topography;	—

Countries

China

Contacts

Public ContactWan Xiaomei

Qingdao Eye Hospital of Shandong First Medical University

wanxiaomei840222@163.com+86 150 9209 5009

Outcome results

None listed

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