Effect of age on the diagnostic efficiency of HbA1c for diabetes in a Chinese middle-aged and elderly population: The Shanghai Changfeng Study.
Li WuHuandong LinJian GaoXiaoming LiMingfeng XiaDan WangQiqige AletengHui MaBaishen PanHuan-Dong LinPublished in: PloS one (2017)
The diagnostic efficiency of HbA1c for diabetes decreased with aging, and this age effect was induced by the decreasing RBC count with age. HbA1c is unsuitable for diagnosing diabetes in elderly individuals because of their physiologically decreased RBC count.