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A Study on the Correlation Between Different Types of Amblyopia and Cognitive Dysfunction

A Study on the Correlation Between Different Types of Amblyopia and Cognitive Dysfunction

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500113414
Enrollment
Unknown
Registered
2025-11-27
Start date
2025-12-01
Completion date
Unknown
Last updated
2025-12-01

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

Conditions

Amblyopia

Interventions

Control group:None

Sponsors

The People’s Hospital of Guangxi Zhuang Autonomous Region
Lead Sponsor

Eligibility

Sex/Gender
All
Age
5 Years to 14 Years

Inclusion criteria

Inclusion criteria: 1. Meets the diagnostic criteria for amblyopia. Unilateral amblyopia refers to a difference in fixation behavior between the eyes or a difference of 2 lines or more in best-corrected visual acuity between the eyes, with the eye of lower vision considered amblyopic. Bilateral amblyopia refers to significant refractive errors and abnormal fixation behavior in both eyes, with best-corrected visual acuity below the normal value for the corresponding age, and a clinical diagnosis of mild amblyopia (best-corrected visual acuity of the worse eye 0.6–0.8); 2. Age 5–14 years; 3. Normal general health and intelligence, able to understand and cooperate with the examination.

Exclusion criteria

Exclusion criteria: 1. Perform routine vision, refractive status, and eye movement examinations to identify patients with refractive media opacities, nystagmus, and fundus abnormalities; 2. those with a history of ophthalmic surgery; 3. individuals with widespread developmental disorders; those with hearing abnormalities; and those with ocular motility disorders;

Design outcomes

Primary

MeasureTime frame
Cognitive Function Assessment;

Countries

China

Contacts

Public ContactLvjian

The People’s Hospital of Guangxi Zhuang Autonomous Region

190107906@qq.com+86 771 218 6320

Outcome results

None listed

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