Prevalence and risk factors for epiretinal membranes in a multi-ethnic United States population.

Purpose: To describe the prevalence of and risk factors for epiretinal membrane (ERM) in a multi-ethnic population and to evaluate possible racial or ethnic differences.

Design: Cross-sectional study.

Participants: Participants of the Multi-Ethnic Study of Atherosclerosis (MESA), examined at the second visit of the MESA when retinal photography was performed.

Prevalence and characteristics of choroidal nevi in an Asian vs white population.

Objective: To describe the prevalence and characteristics of choroidal nevi in an Asian population and compare this with findings from a white population.

Methods: The Singapore Malay Eye Study (SiMES) examined a population-based, cross-sectional, age-stratified, random sample of 3280 Malay persons (78.7% participation rate) aged 40 to 80 years living in Singapore.