IgAN,IgA nephropathy; IgA, Immunoglobulin A; ACEI, angiotensin-converting enzyme inhibitor; ARB, angiotensin receptor blocker; UACR, urinary albumin-to-creatinine ratio, Gd-IgA1, galactose deficient IgA1; eGFR, estimated glomerular filtration rate; SBP, systolic blood pressure; DBP, diastolic blood pressure; NA, not applicable; NM, not measured. This evidence concerns the gene IGHA1 and IgA glomerulonephritis.