Endocrine Abstracts

Introduction: HbA1c is an important quality indicator when benchmarking diabetes clinics. Systematic error in the measurement of HbA1c could result in inappropriately high or low values, and if not corrected give a wrong impression of the standard of care.Methods: We included data on HbA1c from the Norwegian adult diabetes register on 3,854 type 1 diabetics attending 13 hospital clinics. Correction factors for HbA1c were derived from the results of the l...