“…Autoantibodies against beta-cell antigens or the C-peptide were included in the T1D diagnostic criteria in 14 studies [ 15 , 30 - 32 , 34 , 35 , 45 , 46 , 54 , 56 , 57 , 63 , 74 , 81 ], detection of ICAs was reported in 9 studies [ 15 , 30 - 32 , 34 , 45 , 46 , 54 , 63 ], IAA in 4 studies [ 30 - 32 , 54 ], IA2 in 5 studies [ 30 - 32 , 56 , 57 ], and GAD in 11 studies [ 30 - 32 , 35 , 45 , 46 , 56 , 57 , 63 , 74 , 81 ]. The C-peptide was measured in 7 studies.…”