Table 1

Characteristics of the study participants

ControlAbPosT1DP
N252022
HLA DR group, n0.55
4/4, 4/3, or 4/X and DQB1*03:02171517
3/3 or 3/X533
 Other322
FDR, n (%)9 (36)11 (55)15 (68)0.08
Female sex, n (%)13 (52)8 (40)10 (45)0.72
NHW ethnicity, n (%)20 (80)15 (75)21 (95)0.17
Age (years) at development of IA, median (IQR)7.4 (5.4, 9.9)5.2 (2.9, 7.9)0.06
Age (years) at development of diabetes, median (IQR)11.0 (9.4, 13.7)
  • All comparisons by χ2 except age at IA, which was compared using Wilcoxon rank sum test. IQR, interquartile range; NHW, non-Hispanic white; X, neither HLA DR4 nor DR3.