Three-Year Incidence and Cumulative Prevalence of Retinopathy: The Atherosclerosis Risk in Communities Study

Purpose To describe the three-year incidence and cumulative prevalence of retinopathy and its risk factors. Design Population-based, prospective cohort study in four US communities. Methods In the Atherosclerosis Risk in Communities (ARIC) Study, 981 participants had retinal photography of one randomly selected eye at the third examination (1993 to 1995) and three years later at the fourth examination (1996). Photographs were graded on both...