The results of a controlled trial of providing up-to-date on-site dietetic advice in primary health care diabetes clinics in a deprived FHSAarea in the North of England are described. Performance of these practices are compared with similar practices who utilise the existing open access service in the district. The study was part of a continuing audit cycle involving all practices with diabetes clinics in the district. Data were collected over one month. In the 10 practices that had an on-site dietitian, 191 patients were offered appointments. There was a 92% attendance rate; in the previous year 89% had a record of an HbA, , , 85% had a record of fundoscopy and 89% had seen the dietitian. By contrast, in the six practices who had open access to a centrally-based dietitian, 81 patients wereoffered an appointment, there was a 70% attendance rate (p