UBASH3A and type 1 diabetes mellitus: UBASH3A (rs3788013) was associated with development of T1D, but not with either of the stages preceding this (development of IA and progression from IA to T1D) and SNP (rs10517086) was associated with development of T1D, while exhibiting an age-related effect with IA risk but was not associated with progression from IA to T1D.