Table 2.

Insulitis prevalence in nPOD donors by age of onset and diabetes duration

	Diabetes duration ≤1 year			Diabetes duration >1 year			Totals*
	Number donors insulitis+	Total number donors	Proportion with insulitis (%)	Number donors insulitis+	Total number donors	Proportion with insulitis (%)	Number donors insulitis+	Total number donors	Proportion with insulitis (%)
Age at onset (years)
1.4–14.2	3	3	100	7	51	14	10	54	19
15–36	1	1	100	7	24	29	8	25	32
Total	4	4	100	14	75	19	18	79	23

Age-groups and diabetes durations adapted from In’t Veld (6).

*One donor with T1D had an unknown duration of disease (see research design and methods).