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Hyderabad Ocular Morbidity in Elderly Study (HOMES) - Rationale, Study Design and Methodology
Srinivas Marmamula1,2,3,4, Navya Rekha Barrenkala1,2, Rajesh Challa1,2
1Allen Foster Community Eye Health Research Centre, Gullapalli Pratibha Rao International Centre for Advancement of Rural Eye care, L V Prasad Eye Institute, Hyderabad, India.
Ophthalmic Epidemiology
|October 30, 2019
Summary
The Hyderabad Ocular Morbidity in Elderly Study (HOMES) found that its questionnaires and clinical procedures are reliable for assessing visual impairment and its impact on elderly health in India.
Area of Science:
- Ophthalmology
- Gerontology
- Public Health
Background:
- Visual impairment is a significant concern for the elderly population in India.
- Understanding the prevalence, causes, and risk factors is crucial for effective interventions.
- Assessing the impact of treatments like spectacles and cataract surgery is vital for improving quality of life.
Purpose of the Study:
- To describe the study design and assess the interobserver variability of questionnaires and clinical procedures for the Hyderabad Ocular Morbidity in Elderly Study (HOMES).
- To investigate the prevalence, causes, and risk factors of visual impairment among the elderly in India.
- To evaluate the impact of spectacles and cataract surgery on visual functions, fear of falls, and depression in the elderly.
Main Methods:
- The study involved individuals aged 60 years and above.
- Non-clinical data collection included sociodemographics, medical history, and validated questionnaires (IND-VFQ33, PHQ9, MMSE, HHIE, SFES).
- Clinical assessments comprised visual acuity, anterior segment, and fundus examinations, with reliability assessed in 138 participants.
Main Results:
- All questionnaires demonstrated acceptable reliability, with Intraclass Correlation Coefficients (ICC) ranging from 0.63 to 0.88 for various domains.
- Visual acuity assessment showed high reliability with an ICC of 0.94.
- The study design and procedures are suitable for the main HOMES study.
Conclusions:
- The Hyderabad Ocular Morbidity in Elderly Study (HOMES) has validated reliable tools for assessing ocular health and related factors in the elderly.
- The study is poised to generate crucial data for developing strategies to promote healthy aging in India.
- Findings will inform public health initiatives aimed at reducing the burden of visual impairment and improving the well-being of older adults.
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