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Survey of Sensory Impairment Indicators Among Adults Aged 65 Years and Older in Xinxing County

Key facts

Where
Yunfu, ChinaSee the site

Where in China

  • Xinxing CountyYunfu, ChinaContact: Xiaotong HanNo longer taking part

Questions to ask the study team

  1. How often do I need to come in, and for how long each time?
  2. Are travel costs paid?
  3. Can I keep my own doctor?
  4. What happens if I want to stop?

Contact the study team: see the registry record → Contacts and Locations

Print a page for my doctor

Trial details

Who runs it
Zhongshan Ophthalmic Center, Sun Yat-sen University
Trial code
NCT07694505
Record updated
10 July 2026
Original description
This cross-sectional population-based survey will be conducted among residents aged 65 years and older in Xinxing County, Yunfu, Guangdong Province, China. The study will use standardized eye examinations, visual acuity and refractive assessment, anterior segment examination, hearing screening and questionnaires to estimate effective refractive error coverage, effective cataract surgical coverage, effective hearing technology coverage, common eye disease status, and dual sensory impairment among older adults. The findings are intended to provide evidence for primary-level eye and hearing health services.Read full original descriptionShow less

A Cross-Sectional Survey of Global Priority Sensory Impairment Indicators Among People Aged 65 Years and Older in Xinxing County

This cross-sectional population-based survey will be conducted among residents aged 65 years and older in Xinxing County, Yunfu, Guangdong Province, China. The study will use standardized eye examinations, visual acuity and refractive assessment, anterior segment examination, hearing screening and questionnaires to estimate effective refractive error coverage, effective cataract surgical coverage, effective hearing technology coverage, common eye disease status, and dual sensory impairment among older adults. The findings are intended to provide evidence for primary-level eye and hearing health services.

Inclusion: Aged 65 years or older; Voluntarily participates in the study and provides signed informed consent.

Exclusion: Has severe systemic disease that may affect study examinations or make participation potentially hazardous to health; Unable to cooperate with study-related examinations, including because of disability, communication barriers, or other reasons; Considered by the investigator to be unsuitable for participation in the study.

ClinicalTrials.gov NCT07694505