Purpose To determine the prevalence and causes of visual impairment and blindness in
adults aged 45 years and older from Parintins, Brazilian Amazon Region. Methods A …

Purpose To investigate the prevalence and causes of near vision impairment (NVI) in a
population of older adults from the Brazilian Amazon Region. Design Population-based …

Recently, it has been recommended that population-based studies report not only
frequencies of vision impairment and blindness but also any ocular abnormalities that might …

Purpose To describe the objective and design of the Fujian Eye Study and to introduce the
general characteristics and vision condition of this study. Methods The Fujian Eye Study …

Objective The aim of this study was to assess the precision of a web-based tool in
measuring visual acuity (VA) in ophthalmic patients, comparing it to the traditional in-clinic …

Purpose To investigate disparities in the prevalence and causes of visual impairment and
blindness, cataract surgical coverage, and ocular findings in older adults from two Brazilian …

Objective To determine the relationship between socioeconomic status (SES) and visual
impairment (VI) or blindness in the rural Peruvian Amazon, hypothesizing that higher SES …

AIM To evaluate the vision status and sociodemographic associations of visual acuity (VA) in
an urban and rural population in a coastal province of southern China. METHODS The …

Purpose: To evaluate the prevalence and correlations of vision impairment (VI) among
urban and rural adults in a coastal province of Southern China. Design: Population-based …

Objective: The objective of this study was to determine the frequency and main causes of
visual impairment and blindness in the elderly aged 80 years or more, predominantly living …