Status:
COMPLETED
The Incidence and Progression of Myopia: Cohort Study
Lead Sponsor:
Sun Yat-sen University
Collaborating Sponsors:
Essilor International
Conditions:
Myopia
Eligibility:
All Genders
17-23 years
Brief Summary
A cohort study on incidence and progression of myopia in a group of medical students
Detailed Description
A prospective cohort study to investigate the refractive error development, progression and their risk factors in young adult population comprises a group of medical students in China for two years
Eligibility Criteria
Inclusion
- Volunteer subject, , willing to follow the protocol and able to read, comprehend and sign the informed consent form,
- Age between 17 and 23 years
Exclusion
- Vulnerability of the subject,
- Participation in another study which might have an influence on vision or interfere with study assessments,
- Aphakic or pseudophakic (intraocular lens)
- Participants who are wearing ortho-K lenses, or undergone any kind of myopia control treatments or undergone refractive surgery.
- Any current or evolving pathology manifested in the eye or the appendages which might have an influence on vision, or interfere with study assessments (e.g. AMD, glaucoma…),
- Any previous ocular surgery which might have an influence on vision or interfere with study assessments (e.g. iridectomy, refractive surgery…),
- Any untreated and/or uncontrolled systemic condition which might have an influence on vision, or interfere with study assessments (e.g. uncontrolled diabetes, uncontrolled high blood pressure…),
- Any medical treatment or medication which might have an influence on vision or interfere with study assessments (e.g. antidepressants, drugs with atropinic effects…),
Key Trial Info
Start Date :
August 15 2017
Trial Type :
OBSERVATIONAL
Allocation :
ACTUAL
End Date :
September 19 2019
Estimated Enrollment :
350 Patients enrolled
Trial Details
Trial ID
NCT03244670
Start Date
August 15 2017
End Date
September 19 2019
Last Update
September 20 2019
Active Locations (1)
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1
Zhongshan Ophthalmic Center
Guangzhou, Guangdong, China, 510060