Dongguan Eye Study of Schoolchildren and Adolescents（DESSA）

Withdrawn

• Conditions: Child Development

• Registration Number: NCT03409094
• Lead Sponsor: Sun Yat-sen University

Brief Summary

This is a study to report the change of ocular biometry of schoolchildren and adolescents as well as its association with birth parameters in China.

Detailed Description

Not available

Study Timeline

• Study First Submitted: 2018-01-17
• Study First Submitted QC: 2018-01-23
• Study First Posted: 2018-01-24
• Study Start: 2019-01-01
• Status Verified: 2019-04
• Last Update Submitted: 2019-04-13
• Last Update Posted: 2019-04-16
• Primary Completion: 2021-04-01
• Study Completion: 2021-04-01

Recruitment & Eligibility

• Status: WITHDRAWN
• Sex: All
• Target Recruitment: Not specified

Inclusion Criteria

• Schoolchildren and adolescents aged 7 to18 years in Dongguan
• Parents are willing to sign the informed written consent.

Exclusion Criteria

• Those without informed written consent or unable to obey the study procedures

Study & Design

• Study Type: OBSERVATIONAL
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Changes of ocular fundus parameter in schoolchildren and adolescents	3 years	Record the change of retinal thickness during the follow-up periods.

Secondary Outcome Measures

Name	Time	Method
Changes of ocular biometry measurement in schoolchildren and adolescents	3 years	Record the change of choroidal thickness during the follow-up periods.
Changes of ocular anterior segment in schoolchildren and adolescents	3 years	Record the change of corneal thickness during the follow-up periods.

Trial Locations

Locations (1)

Zhongshan Ophthalmic Center; 🇨🇳 Guangzhou, Guangdong, China