The risk of type 1 diabetes mellitus after COVID-19 and influenza infection: A nationwide cohort and self-controlled case series study.
Ozaki K; Nishioka Y; Kamitani F; Nakajima H; Kurematsu Y; Okada S; Myojin T; Imamura T · 2026 · Diabetes research and clinical practice
WASTE classifies this as Negative / Null Result Report · AI classification, approximate
The study found no significant effect — useful as a negative control or null benchmark for your own design.
Abstract (excerpt)
It has been controversial whether COVID-19 increases the risk of new-onset type 1 diabetes mellitus. Using large-scale claims data, we found no statistically significant association between COVID-19 and incident type 1 diabetes mellitus in…
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Metadata source: Europe PMC · DOI 10.1016/j.diabres.2026.113366