Distribution and related factors of Choroidal blood flow index in children and adolescents and adults

Status

Recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2000033044

Enrollment

Unknown

Registered

2020-05-18

Start date

2020-05-23

Completion date

Unknown

Last updated

2020-08-03

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

Conditions

Myopia

Interventions

grouped according to age and the degree of myopia:N/A

Eligibility

Sex/Gender

All

Age

8 Years to 30 Years

Inclusion criteria

Inclusion criteria: 1. Children and adolescents aged 8-18, adults aged 19-30; 2. equivalent sphericity (SER) <= + 1.00D; 3. Astigmatism <= 1.50D; 4. Anisometropia < 1.00D.

Exclusion criteria

Exclusion criteria: 1. Best corrected visual acuity 21mmhg; 3. Patients with strabismus; 4. Patients with ocular trauma or operation history; 5. Patients with other eye diseases or systemic diseases; 6. The patients who have received or are receiving the treatment of myopia control such as cornea shaping mirror and multifocal soft mirror, or the treatment of traditional Chinese medicine and visual training; 7. Other researchers think it is not suitable 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 Optometry Hospital Affiliated to Wenzhou Medical University

wuhao@eye.ac.cn+86 15958710273

Outcome results

None listed

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