A prospective observational cohort study called Cardiovascular Risk Factors in Patients with Diabetes - a Prospective Study in Primary Care (CARDIPP) was conducted to explore the impact of CV risk factors in patients with type 2 DM. A total of 761 patients aged 55–65 years with type 2 DM were consecutively recruited by specially trained diabetes care nurses during their usual annual follow-ups at 22 primary healthcare centers in the counties of Östergötland and Jönköping, Sweden.