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Active, Not Recruiting

NCT Number: NCT06621446

The Beijing Adult Dry Eye Cohort Study

To investigate the prevalence of dry eye in adults in Beijing, and explore the extremely dangerous factors of dry eye in adults in Beijing through two years follow-up, and establish a prediction model of dry eye; On this basis, the prevention and treatment strategy of dry eye disease suitable for Chinese people is put forward, and its actual effect is verified.

Active, Not Recruiting

This study is active but is not currently recruiting participants.

Key information

Conditions

Dry Eye Dry Eye Syndromes Eye Diseases Lacrimal Apparatus Diseases

Age range

18 year and older

Sex eligibility

All sexes

Study type

Observational

Primary location

Beijing

Beijing, Beijing Municipality, 100005, China

About this study

Specifically, it is planned to carry out cluster random sampling in Jianguomen community, Yongdingmenwai community, and Jiaodaokou community in Dongcheng District, Beijing, and select adults over the age of 18 to enter the queue for observation; In order to ensure the accuracy of the prevalence survey, people with mobility difficulties or mental problems are not excluded. The subjects will be examined by ophthalmology and OSDI questionnaire to determine whether these people have dry eyes. Then the prevalence of dry eye would be expolored. Then through one-year and two-year follow-up, the incidence would be explored.

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Aged 18 or above, resident population of sample community, able to complete dry eye examination, informed consent signed

Exclusion criteria

  • Mental illness, mobility difficulties, can not participate in follow-up

Treatment and study plan

Comprehensive intervention model

Other

A dry eye intervention strategy: including health education, the use of eye drops, and regular review.

Primary outcomes

  1. Incidence of Dry eye

    Time frame: two years

    The incidence of dry eye is the primary outcome, and will be calculated by number of newly developed dry eye cases divided by total number of those who didn't have dry eye in last year.

    The presence of dry eye will be measured relying on the following examinations: questionnaire, tear break-up time examination

Secondary outcomes

  1. Prevalence of Dry Eye

    Time frame: one year

    The prevalence of dry eye is the secondary outcome. The prevalence will be defined as number of dry eye cases, divided by total participants. Dry eye will be measured relying on questionnaire and tear break-up time examination.

Sponsors and collaborators

Lead sponsor

Beijing Tongren Hospital

Other

Registry information

Acronym: ADEC

Important dates

Study start
2023
Primary completion
2023
Study completion
2025
First posted
Oct 1, 2024
Registry last updated
Oct 9, 2024

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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