1Department of Endocrinology & Rheumatology, Shanghai University of Medicine & Health Sciences Affiliated Zhoupu Hospital, Shanghai, China 2Graduate School, Heilongjiang University of Chinese Medicine, Harbin, China Objective: Hemoglobin to red blood cell distribution width ratio (HRR) is a novel prognostic indicator of disease, and is also associated with a variety of chronic systemic diseases. However, there are fewer studies on the relationship between HRR and albuminuria.