FindTrial
Sign In

A Study on the Dose-Frequency Effect of Optical Defocus in Myopic Children

A Study on the Dose-Frequency Effect of Optical Defocus in Myopic Children

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2600122949
Enrollment
Unknown
Registered
2026-04-20
Start date
2026-05-01
Completion date
Unknown
Last updated
2026-04-27

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

Conditions

Myopia

Interventions

Experimental group 1 (+3.5D):Defocus
Experimental group 2 (+5D defocus stimulation):Defocus

Sponsors

Nankai University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
10 Years to 15 Years

Inclusion criteria

Inclusion criteria: 1.Healthy volunteers aged 10–15 years, with no history of ocular diseases and normal binocular visual function.

Exclusion criteria

Exclusion criteria: 1.Failure to attend follow-up visits as scheduled, or current use of myopia control products.

Design outcomes

Primary

MeasureTime frame
Choroidnal parameters;—

Countries

China

Contacts

Public ContactZhang Hanyu

Nankai University

hanyuzhang@nankai.edu.cn+86 22 23502554

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: May 1, 2026