The effect of orthokeratology on myopia progression

The effect of orthokeratology on myopia progression - Myopia control with orthokeratology

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000019591

Enrollment

Registered

2015-11-01

Start date

2012-05-08

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

myopia

Interventions

orthokeratology lens every overnight wearing throughout the follow-up time single-vision spectacles everyday wearing as necessary throughout follow-up time

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) spherical equivalent error: from -4.5D to -1.0D in both eyes 2) astigmatism: <=1.5D in both eyes 3) anisometropia: <=1.5D 4) best-corrected visual acuity: >=0.00 logMAR units in both eyes

Exclusion criteria

Exclusion criteria: 1) ocular diseases except refractive error 2) history of orthokeratology or use of medications

Design outcomes

Primary

Measure	Time frame
efficacy: refractive error axial length	—

Secondary

Measure	Time frame
safety: corneal endothelial cell density	—

Countries

Japan

Contacts

Public ContactYo Nakamura

Kyoto Prefectural University of Medicine Ophthalmology

yonakamura0108@gmail.com+81-75-251-5578

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026