The Initiating Factors of Myopia Among Primary and Secondary School Students in Tianjin
NCT ID: NCT05637827
Last Updated: 2022-12-05
Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
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UNKNOWN
200 participants
OBSERVATIONAL
2021-11-01
2024-12-31
Brief Summary
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Detailed Description
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Conditions
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Study Design
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COHORT
PROSPECTIVE
Study Groups
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children with hyperopia
The refractive error and axial length of eye were observed
No intervention
There was no intervention in each group, and only the natural development was observed
children with emmetropia
The refractive error and axial length of eye were observed
No intervention
There was no intervention in each group, and only the natural development was observed
children with myopia
The refractive error and axial length of eye were observed
No intervention
There was no intervention in each group, and only the natural development was observed
Interventions
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No intervention
There was no intervention in each group, and only the natural development was observed
Eligibility Criteria
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Inclusion Criteria
* Can cooperate with the examination of students
Exclusion Criteria
* Eye diseases that affect vision, such as congenital cataracts, glaucoma, and retinal diseases
* History of ocular surgery
5 Years
11 Years
ALL
No
Sponsors
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Tianjin Eye Hospital
OTHER
Responsible Party
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Locations
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Tianjin Eye Hospital
Tianjin, Tianjin Municipality, China
Countries
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Central Contacts
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Facility Contacts
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References
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Holden BA, Fricke TR, Wilson DA, Jong M, Naidoo KS, Sankaridurg P, Wong TY, Naduvilath TJ, Resnikoff S. Global Prevalence of Myopia and High Myopia and Temporal Trends from 2000 through 2050. Ophthalmology. 2016 May;123(5):1036-42. doi: 10.1016/j.ophtha.2016.01.006. Epub 2016 Feb 11.
Rose KA, French AN, Morgan IG. Environmental Factors and Myopia: Paradoxes and Prospects for Prevention. Asia Pac J Ophthalmol (Phila). 2016 Nov/Dec;5(6):403-410. doi: 10.1097/APO.0000000000000233.
Seidemann A, Schaeffel F. An evaluation of the lag of accommodation using photorefraction. Vision Res. 2003 Feb;43(4):419-30. doi: 10.1016/s0042-6989(02)00571-0.
Other Identifiers
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Tianjin children myopia
Identifier Type: -
Identifier Source: org_study_id
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