The discovery group consisted of 25 FinnDiane (12 males, 13 females) participants with T1D characterized into normal albumin excretion rate (Normo), macroalbuminuria (Macro), and ESRD (Supplemental Table 1; supplemental material available online with this article; https://doi.org/10.1172/JCI160959DS1). This evidence concerns the gene ALB and type 1 diabetes mellitus.