Last year we published a statement of diabetes prevalence in the UK [1]. Accurate information on the number of people with diabetes is essential for the management of diabetes and to understand the epidemiology of the disease and its complications. New data are now published, which allows our data to be updated, and sources of data have been combined to estimate the split of diabetes by type. In autumn 2014 the Quality and Outcomes Framework [2], a financial incentive scheme for general practice based on indicators of the level of care received by patients, provided data on the number of people aged≥ 17 years with diagnosed diabetes across all four nations of the UK at the end of March 2014. This showed that across the UK there were 3 333 069 people aged≥ 17 years with a recorded diagnosis of diabetes, which equates to a prevalence of 6.2% in this age group. This is up from the equivalent figure of 6% last year [1]. The number of children and young people with diagnosed diabetes aged≤ 16years (and therefore not