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

Sponsor
Zhongshan Ophthalmic Center, Sun Yat-sen University
Study ID
NCT07694505
Status
Not Yet Recruiting

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Conditions

  • Cataract
  • Dual Sensory Impairment
  • Hearing Loss
  • Refractive Error
  • Visual Impairment

Eligibility Criteria

Sex
ALL
Age
65 Years - N/A
Healthy Volunteers
Accepted

Study Details

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.

Key Dates

First listed
Jul 10, 2026
Start date
Jul 6, 2026
Status verified
Jul 2026
Primary completion
Aug 31, 2026
Completion
Dec 31, 2026

Study Design

Enrollment
2,854 participants (estimated)

Arms

  • Arm: Adults aged 65 years and older in Xinxing County
    Residents aged 65 years and older who meet eligibility criteria and provide written informed consent will undergo standardized visual, ocular, hearing, and questionnaire assessments during the cross-sectional survey.

Primary Outcome Measure

Effective Refractive Error Coverage [ Time Frame: At the cross-sectional survey visit during the 2026-06 to 2026-12 data collection period. ]

Central Contacts

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