Table 1.
Prevalence, incidence per 100,000 children/year, and median age of diagnosis of pediatric onset DM, AIT, JIA, and IBDa. The 11,407 children in the cohort were born in 2000–2005 and follow-up was continued until a median age of 16.6 years. Of them, 245 received primary diagnoses and 9 received secondary diagnoses as well
| Diagnosis | Prevalence (N = 254) (2.23% of total cohort) |
Incidence/100,000 children/year (95% CIb) |
Median age of diagnosis (IQRc) |
|---|---|---|---|
| DM | 102 (0.89%) | 106.1 (87.5–128.6) | 8.6 (4.8–11.9) |
| AIT | 68 (0.60%) | 46.0 (36.3–58.2) | 13.9 (11.1–15.8) |
| JIA | 55 (0.48%) | 55.0 (42.3–71.6) | 9.0 (4.4–12.9) |
| IBD | 29 (0.25%) | 23.7 (16.5–34.0) | 11.6 (8.3–13.6) |
aAbbreviations: DM type 1 diabetes mellitus, AIT autoimmune thyroiditis, JIA juvenile idiopathic arthritis, IBD inflammatory bowel diseases
bConfidence interval using Wilson score interval
cInterquartile range