AhmedAM: History of diabetes mellitus. Saudi Med J, 2002; 23:373–378.
2.
SacksDB: A1C versus glucose testing: a comparison. Diabetes Care, 2001; 34:518–523.
3.
National Diabetes Data Group: Classification and diagnosis of diabetes mellitus and other categories of glucose intolerance. Diabetes, 1979; 28:1039–1057.
4.
The Expert Committee on the Diagnosis and Classification of Diabetes Mellitus: Report of the Expert Committee on the Diagnosis and Classification of Diabetes Mellitus. Diabetes Care, 1997; 20:1183–1197.
5.
International Expert Committee: International Expert Committee report on the role of the A1C assay in the diagnosis of diabetes. Diabetes Care, 2009; 32:1327–1334.
6.
HermanWH, MaY, UwaifoG, et al.: Differences in A1C by race and ethnicity among patients with impaired glucose tolerance in the Diabetes Prevention Program. Diabetes Care, 2007; 30:2453–2457.
7.
TsugawaY, MukamalKJ, DavisRB, et al.: Should the hemoglobin A1c diagnostic cutoff differ between blacks and whites? A cross-sectional study. Ann Intern Med, 2012; 157:153–159.
8.
DavidsonMB, SchrigerDL: Effect of age and race/ethnicity on HbA1c levels in people without known diabetes mellitus: implications for the diagnosis of diabetes. Diabetes Res Clin Pract, 2010; 87:415–421.
9.
PaniLN, KorendaL, MeigsJB, et al.: Effect of aging on A1C levels in individuals without diabetes: evidence from the Framingham Offspring study and the National Health and Nutrition Examination Survey 2001–2004. Diabetes Care, 2008; 31:1991–1996.
10.
DubowitzN, XueW, LongQ, et al.: Aging is associated with increased HbA1c levels, independently of glucose levels and insulin resistance, and also with decreased HbA1c diagnostic specificity. Diabet Med, 2014; 31:927–935.
11.
SelvinE, CoreshJ, BrancatiFL: The burden and treatment of diabetes in elderly individuals in the U.S. Diabetes Care, 2006; 29:2415–2419.
12.
ZouX, LiY, CaiX, et al.: Decreased glycemic difference between diabetes and nondiabetes in the elderly leads to the reduced diagnostic accuracy of hemoglobin A1c for diabetes screening in an aged Chinese population. Diabetes Technol Ther, 2016; 18:226–232.