Methodological discrepancies are not importantBMJ 1994; 309 doi: https://doi.org/10.1136/bmj.309.6967.1511a (Published 03 December 1994) Cite this as: BMJ 1994;309:1511
- A S Wierzbicki,
- M Bickel,
- T M Reynolds
- Lecturer in chemical pathology, Charing Cross and Westminster Medical School, Chelsea and Westminster Hospital, London SW10 9NH. Senior medical laboratory scientific officer Chelsea and Westminster Hospital Consultant chemical pathologist Burton Hospitals, Burton-on-Trent DE13 0RB.
EDITOR,—The article on glycated haemoglobin values by Eric S Kilpatrick and colleagues fails to add anything to diabetic care and misses the most important point.1 It is well known that there is no standardisation in increasing glycated haemoglobin concentration; primary standards do not exist, secondary reference standards are not applicable to different methods, and there is no agreement about which method most accurately mirrors diabetic control.2 3 4 The most important clinical factor is …