Chronic kidney disease (CKD) is a major public health problem. A systematic review, based on population studies from developed countries, described an average prevalence of 7.2% (individuals over 30 years old). According to EPIRCE study data, it affects approximately 10% of the Spanish adult population and more than 20% of those over 60 years of age, and also, it is surely underdiagnosed. In patients followed in Primary Care with diseases as frequent...