Xinxing Eye Cohort Study
For patients and families
In plain language
An automatic summary of structured registry data. It is an orientation aid, not a substitute for the official protocol or a physician assessment.
- What is being studied
- This is an observational study: the protocol does not assign a study treatment.
- Who it may be relevant to
- Registry conditions: Refractive Errors, Cataract. Basic parameters: 0 years — 100 years · All.
- What needs checking
- Age, condition and sex are only basic indicators. Prior treatment, laboratory values and other mandatory requirements appear in the eligibility criteria below.
- Where it takes place
- Center list to be confirmed — check the primary protocol.
- Next step
- Save the trial, show it to the treating physician, and confirm current recruitment with the study center. Costs, documents and travel →
Unsure about the terms? Read our patient guide →
Overview
To establish the baseline levels and monitor the progress of two newly introduced global eye health indicators in Xinxing County, including effective refractive error coverage (eREC) and effective cataract surgery coverage (eCSC). And to assess the prevalence and treatment status of common eye disease in Xinxing County.
Primary outcome measures
- Visual acuity [Time frame: through study completion, an average of 1 year]
Secondary outcome measures (5)
- Strabismus [Time frame: through study completion, an average of 1 year]
- Autorefraction [Time frame: through study completion, an average of 1 year]
- Questionnaire [Time frame: through study completion, an average of 1 year]
- Fundus examination [Time frame: through study completion, an average of 1 year]
- Anterior segment examination [Time frame: through study completion, an average of 1 year]
Eligibility criteria
Inclusion criteria
- Primary and secondary school students in Xinxing County and people covered by the national basic public health service, including children aged 0-6, seniors over 65 years old and diabetic patients, etc.
- Voluntarily participate in this study and provide signed informed consent
Exclusion criteria
- Unable to cooperate with research-related examinations, such as those with disabilities, communication barriers, or other reasons that prevent examinations
- With serious systemic disease that may affect the examination, or participating in the research examination may endanger one's health
- Other people who the researchers consider unsuitable to participate in this study
Criteria are shown verbatim from the registry (in English). Final eligibility is always assessed by the study center.
Healthy volunteers: Yes
Study design
- Observational model
- Cohort
Study locations
Center list to be confirmed — check the primary protocol.
Identifiers
NCT: NCT07257536 · 2025KYPJ117