Association between choroidal blood flow and myopia development in children

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2000040067

Enrollment

Unknown

Registered

2020-11-19

Start date

2021-01-01

Completion date

Unknown

Last updated

2021-01-05

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

Conditions

Myopia

Interventions

Case series:N/A

Eligibility

Sex/Gender

All

Age

8 Years to 11 Years

Inclusion criteria

Inclusion criteria: 1) Children in grade 3 or 4 in primary schools,ages 8-11,regardless of gender. 2) binocular SER -2.00D to +1.50D, astigmatism<-1.00D,binocular spherical equivalent(SER) difference<1.00D,. 3) Subjects and their legal guardians must sign an informed consent form, be willing to cooperate with treatment and follow-up, and volunteer to participate in the study.

Exclusion criteria

Exclusion criteria: 1)Strabismus or amblyopia; 2)BCVA<0.8; 3)Patients who have received the treatment of myopia control such as atropine,progressive multifocal soft mirror and cornea shaping mirror; 4)Previous eye operation or other chronic eye disease; 5)Systemic disease such as respiratory disease and cardiovascular disease; 6)Other factors that the researchers think it inappropriate to participate in the study.

Design outcomes

Primary

Measure	Time frame
Choroidal blood flow;Spherical equivalent refraction;Axial length;	—

Countries

China

Contacts

Public ContactHao Wu

Eye Hospital, Wenzhou Medical University

wuhao@eye.ac.cn+86 15958710273

Outcome results

None listed

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