Table 1.

Multivariable logistic regression predicting a high ICI% group

Variable	OR	95% CI	p value
Age at onseta	1.06	0.99, 1.13	0.105
Type 1 diabetes duration	0.87	0.81, 0.94	<0.001
BMI z score	0.69	0.42, 1.14	0.145
Sex: female vs male	1.65	0.58, 4.74	0.351
Race: AA vs other	4.26	0.98, 18.53	0.053
rs7903146 T allele (TT, CT) vs CC	2.93	1.02, 8.47	0.047

^aIn a model with age at onset as a categorical variable (<7, 7–12 and ≥13 years), the TCF7L2 rs7903146 T allele (TT, CT) was also statistically significant (OR 3.6, 95% CI 1.2, 11.1, p=0.024) compared with CC