Concurrent vision and hearing impairment associated with cognitive dysfunction in a population aged 85+ years: the Ural Very Old Study.

Objective: To assess the prevalence of vision impairment, hearing impairment and dual sensory impairment (DSI) as combination of vision and hearing impairment, in association with cognitive dysfunction in a population aged 85+ years.

Methods: The cross-sectional population-based Ural Very Old Study, conducted in rural and urban Bashkortostan, Russia, between 2017 and 2020, included a detailed ocular and systemic examination with assessment of moderate to severe vision impairment (MSVI)/blindness (best-corrected visual acuity <6/18), moderate to severe hearing loss (MSHL) and cognitive function.

Setting: A rural and urban area in Bashkortostan, Russia.

Central corneal thickness and its associations in a Russian population. The Ural eye and Medical Study.

Background: To assess central corneal thickness (CCT) and its associations in a Russian population.

Methods: The population-based Ural Eye and Medical Study included 5899 (80.5%) out of 7328 eligible individuals.

Axial length and its associations in the Ural Very Old Study.

To assess the distribution of axial length as surrogate for myopia and its determinants in an old population, we performed the Ural Very Old Study as a population-based cohort study. Out of 1882 eligible individuals aged 85 + years, the Ural Very Old Study performed in an urban and rural region in Bashkortostan/Russia included 1526 (81.1%) individuals undergoing ophthalmological and medical examinations with sonographic axial length measurement.

Prevalence Factors Associated With Vision Impairment and Blindness Among Individuals 85 Years and Older in Russia.

Importance: Visual performance is important for quality of life. However, vision impairment among adults 85 years and older has not been intensively examined.

Objective: To assess the prevalence of mild vision impairment (VI), moderate to severe vision impairment, and blindness and the factors associated with these conditions among a population 85 years and older.

The prevalence of dry eye in a very old population.

Purpose: To assess the prevalence of dry eye disease (DED) and Meibomian gland dysfunction (MGD) in a very old population.

Methods: The Ural Very Old Study (UVOS), a population-based cohort study performed in rural and urban Bashkortostan/Russia, included 1526 (81.1%) out of 1882 eligible individuals aged 85+ years.

Prevalence and associated factors of glaucoma in the Russian Ural Eye and Medical Study.

To assess the prevalence and associated factors of glaucoma in a Russian population. The population-based Ural Eye and Medical Study included 5899 (mean age 59.0 ± 10.

Prevalence and Associated Factors of Pseudoexfoliation in a Russian Population: The Ural Eye and Medical Study.

Purpose: To assess the prevalence of pseudoexfoliation (PEX) and its associations in a Russian population.

Design: Population-based cross-sectional study.

Methods: Setting: Ufa capital of Bashkortostan, Russia and a rural region in Bashkortostan.