References
- ADA. Clinical practice guidelines 2005. Diab Care 2005; 28(Suppl. 1)S1–S79
- The DCCT Research Group. The effect of intensive treatment of diabetes on the development and progression of long‐term complications in insulin‐dependent diabetes mellitus. N Engl J Med 1993; 329: 977–86
- UK‐PDS Study Group. Intensive blood‐glucose control with sulfanyl urea's or insulin compared with conventional treatment and risk of complications in patients with type 2 diabetes (UKPDS 33). Lancet 1998; 352: 837–53
- Krishnamurti U., Steffes M. W. Glycohemoglobin: a primary predictor of development or reversal of complications of diabetes mellitus. Clin Chem 2001; 47: 1157–65
- Shapiro R., Mcmanus M. J., Zolut C., Bunn H. F. Sites of nonenzymatic glycation of human hemoglobin A. J Biol Chem 1980; 255: 3120–27
- Goldstein D. E., Little R. R., Wiedmeyer H‐M. Glycated hemoglobin: methodological and clinical applications. Clin Chem 1986; 32((suppl))B64–B70
- Weykamp C. W., Penders T. J., Muskiet F. A. J. Effect of calibration on dispersion of glycohemoglobin values determined by 111 laboratories using 21 methods. Clin Chem 1994; 40: 138–44
- Weykamp C. W., Penders T. J., Miedema K. Standardization of glycohemoglobin results and reference values in whole blood studied in 100 laboratories using 20 methods. Clin Chem 1995; 41: 82–6
- Little R. R., Wiedmeyer H‐M., England J. D., Wilke A. L., Rohlfinf C. L., Jacobson J. M. Interlaboratory standardization of measurement of glycohemoglobins. Clin Chem 1992; 38: 2471–8
- Goldstein D. E., Little R. R., Wiedmeyer H‐M., England J. D., Rohlfing C. L., Wilke A. L. Is glycohemoglobin testing useful in diabetes mellitus? Lessons from the Diabetes Control an Complications Trial. Clin Chem 1994; 40: 1937–40
- http://www.missouri.edu/∼diabetes/ngsp/
- Jeppsson J‐O., Jerntorp P., Sundkvist G., Englund H., Nylund V. Measurement of hemoglobin A1c by a new liquid chromatographic assay: methodology, clinical utility and relation to glucose tolerance evaluated. Clin Chem 1986; 32: 1867–72
- Hoshino T., Okahashi M., Arai H. Survey and assessment of the actual state of routine measurement of glycohemoglobin/GHb by commercial methods: warning to users and the providers. J Pharm Biomed Anal 1997; 15: 1555–62
- Müller M. M. Implementation of reference systems in laboratory medicine. Clin Chem 2000; 46: 1907–9
- Hoelzel W., Miedema K. Development of a reference system for the international standardization of HbA1c/glycohemoglobin determinations. J IFCC 1996; 9: 62–7
- Finke A., Kobold U., Hoelzel W. Preparation of a candidate primary reference material for the international standardization of HbA1c determinations. Clin Chem Lab Med 1998; 36: 288–308
- Kobold U., Jeppsson J‐O., Dülfer Th. Candidate reference methods for HbA1c based on peptide mapping. Clin Chem 1997; 43: 1944–51
- Jeppsson J‐O., Kobold U., Barr J. Approved IFCC reference method for the measurement of HbA1c in human blood. Clin Chem Lab Med 2002; 40: 78–89
- Konner A., Berding C., Arends. Statistical Rules for laboratory networks. Submitted for publ. J Test Eval 2005
- Hoelzel W., Weykamp C. W., Jeppsson J‐O. The IFCC reference system for measurement of HbA1c in human blood and the national schemes of the USA, Japan and Sweden‐ a method comparison study. Clin Chem 2004; 50: 166–74
- Hanas R. Phusiological impact of changing the scale of reported HbA1© results affects metabolic control. Diabetes Care 2002; 25: 2110–1
- Rohlfing C., Wiedmeyer H‐M., Little R. G. Biological variation of glycohemoglobin. Clin Chem 2002; 48: 1116–8
- Working Group of the HbA1c assay, London, UK. Report of the ADA/EASD/IDF. Diabetologia 2004; 47: R53–4
- Sacks D. A. Global Harmonisation of glycated hemoglobin (HbA1c). Clin Chem 2005; 51: 681–3
- Hempe J. M., Gomez R., Mccarter R. J., Chalew S. A. High and low glycation phenotypes in type 1 diabetes. A challenge for interpretatuion of glycemic control. J Diab Complic 2002; 16: 313–20