Prevalence of diabetes mellitus and impaired glucose regulation in Spain: the Di@bet.es Study

The Di@bet.es Study is the first national study in Spain to examine the prevalence of diabetes and impaired glucose regulation.A population-based, cross-sectional, cluster sampling study was carried out, with target population being the entire Spanish population. Five thousand and seventy-two participants in 100 clusters (health centres or the equivalent in each region) were randomly selected with a probability proportional to population size....