Changes in visual impairment prevalence by period of diagnosis of diabetes: the Wisconsin Epidemiologic Study of Diabetic Retinopathy.


OBJECTIVE To examine relationships of period of diagnosis of type 1 diabetes mellitus (T1DM) to the prevalence of visual impairment (VI). DESIGN Population-based longitudinal study. PARTICIPANTS Nine hundred fifty-five persons (3719 participant visits) 4 to 80 years of age at baseline who lived in an 11-county area in southern Wisconsin who were… (More)
DOI: 10.1016/j.ophtha.2009.03.012