Fig. 1From: Stroke incidence increases with diabetic retinopathy severity and macular edema in type 1 diabetesFlow chart of participant selectionThe flow chart illustrates the selection process for the 1,268 participants included in the study. All participants are part of the Finnish Diabetic Nephropathy (FinnDiane) Study, which by 31.12.2017 included 5,000 participants with type 1 diabetes.Back to article page