WithdrawnNCT03409094Updated Apr 16, 2019

Dongguan Eye Study of Schoolchildren and Adolescents（DESSA）

An observational study in Child Development, sponsored by Sun Yat-sen University. Withdrawn at 1 site in China. Open to participants aged 7 Years to 18 Years, including healthy volunteers. Per ClinicalTrials.gov, last updated 2019-04-16.

Sponsored by Sun Yat-sen University · Observational

Why this study was withdrawn

equipments and staff are unavailable.

Study type: Observational
Model: Cohort
Time perspective: Prospective
Enrollment: 0
Ages: 7 Years to 18 Years
Sex: All

Study 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.

Conditions studied

Child Development

Who can participate

Ages eligible: 7 Years to 18 Years
Sexes eligible: All
Accepts healthy volunteers: Yes
Sampling method: Non-probability sample

Study population

Schoolchildren and adolescents ranging from 7 to 18 years old in Dongguan.

Inclusion criteria

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

Exclusion criteria

Exclusion Criteria:

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

Study design

Observational model: Cohort
Time perspective: Prospective
Enrollment: 0 participants (actual)
Patient registry: No

What researchers measure

Primary outcomes

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

Secondary outcomes

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

Study locations

1 site

Zhongshan Ophthalmic Center
Guangzhou, Guangdong 510060, China

References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

Registry details

Key details

Study ID: NCT03409094
Lead sponsor: Sun Yat-sen University
Responsible party: Xiulan Zhang (Vice Director of Glaucoma Department,Director of Clinical Research Center, Director of Institution of Drug Clinical Trials, Sun Yat-sen University) — Principal investigator
First posted: Jan 24, 2018
Start date: Jan 1, 2019 (estimated)
Primary completion: Apr 1, 2021 (estimated)
Completion: Apr 1, 2021 (estimated)
Last update: Apr 16, 2019

Study contacts

Xiulan Zhang, MD,PhD

principal investigator · Zhongshan Ophthalmic Center, Sun Yat-sen University

Oversight

FDA-regulated drug: No
FDA-regulated device: No

View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is withdrawn, as verified in Apr 2019. You cannot join it, but the record below documents what was studied.

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Discussion

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