Type 1 diabetes

Extended Follow-up of Type 1 Diabetes Immunotherapy Trial Participants Suggests Benign Side Effect Profile

Diabetes CarePublished Long-term follow-up extension study of randomised controlled trials

Authors' conclusion

We observed no differences in self-reported health outcomes between those who received active immunotherapy versus placebo.

Study context

Population
Individuals with or at risk of T1D who participated in TrialNet or Immune Tolerance Network immunotherapy trials14 RCTs
Comparison
Active immunotherapy vs placebo
Methodological detailsself-reported health outcomes, participants from 14 RCTs
  • Self-reported health outcomes
  • Participants from 14 RCTs

Primary result

As reported in the abstract

Self-reported health outcomes:
  • Moderate to severe hypoglycemia
  • Hospitalizations
  • Serious infections incl. COVID-19
  • New allergic reactions
  • Autoimmune disease
  • Cancer incidence
· median 1.78 (IQR 0.89-4.04) years after original trial completion; up to 18 years in some
  • No differences in frequency of self-reported health outcomes between active and placebo therapy
  • Active vs Placebo: P > 0.05 for all
  • 47% of trial participants joined the extension study; 98% answered at least one health-related outcomes question

Original publication

Extended Follow-up of Type 1 Diabetes Immunotherapy Trial Participants Suggests Benign Side Effect Profile. Diabetes Care. Published 12 June 2026. doi:10.2337/dc26-0632

Composed by AI from the published abstract and checked against it. How Briefs are made →

Get them every week

New studies on this topic in My Week and in your Monday e-mail.

We e-mail you a sign-in link and a code. No password, no spam.