High prevalence of pseudoexfoliation syndrome and its complications in Tarragona in northeast Spain.

Purpose: To determine the prevalence of pseudoexfoliation syndrome (PEX) in our health area, in 4 counties of Tarragona, and its involvement in the health status of the population.

Methods: This was a cross-sectional study of a sample of 2,342 inhabitants aged = 60 years, randomly selected from the population census. Subjects were classified in 3 groups according to age (group 1 = 60-69 years, group 2 = 70-79 years, group 3 = over 80 years).

Changes in the diabetic retinopathy epidemiology after 14 years in a population of Type 1 and 2 diabetic patients after the new diabetes mellitus diagnosis criteria and a more strict control of the patients.

Objective: To determine the differences observed between two transversal studies separated 14 years.

Methods: The sample was obtained by randomized hazard selection of 1157 Type 2 and 93 Type 1 diabetic patients in the 2006 study, and 741 Type 2 and 76 Type 1 diabetic patients in the 1993 study. We evaluate the prevalence of diabetic retinopathy (DR), microalbuminuria, overt nephropathy, and its risk factors.