Notably, the rate of nonatrophic duodenal lesions (Corazza-Villanacci 0-A) was, overall, relatively high, with a decreasing trend across the age groups. eTable 2 in Supplement 1 shows the characteristics of patients who were diagnosed with a biopsy compared with those who were not.
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The sentences
The prevalence of autoimmune diseases seems to be lower in the pediatric population compared with adults, as expected, and this tended to be associated with shorter diagnostic delay, though at the limit of significance.