Type 1 diabetes

Influenza Vaccination Among Individuals With Type 1 Diabetes in Denmark: Coverage, Persistence, and Determinants, 2015–2022

Diabetes Obes MetabPublished Nationwide register-based cohort study

Authors' conclusion

In Denmark, IVC among individuals with type 1 diabetes remains well below WHO targets, highlighting the need for targeted vaccination strategies.

Study context

Population
Individuals aged 1–64 years with T1D in Denmark, influenza seasons 2015–2022168,212 influenza seasons
Participants
25,473 individuals
Exposure
Children vs Adults
Outcome
Influenza vaccination coverage (IVC) and persistence with annual influenza vaccination (vaccination in >80% of eligible seasons)

Main finding

As reported in the abstract

Influenza vaccination coverage · 2015/16

Observational data: associations, not effects.

Further findings

Influenza vaccination coverage · 2021/22

Factors associated with non-vaccination (children)

Longer diabetes duration, HbA1c ≥ 53 mmol/mol and residence in The North Denmark Region associated with non-vaccination

Factors associated with non-vaccination (adults)

Male sex, younger age, shorter educational attainment and HbA1c ≥ 53 mmol/mol associated with non-vaccination

Factors associated with non-persistence

In both populations, factors associated with non-persistence similar to those with non-vaccination

Original publication

Influenza Vaccination Among Individuals With Type 1 Diabetes in Denmark: Coverage, Persistence, and Determinants, 2015–2022. Diabetes Obes Metab. Published 14 June 2026. doi:10.1111/dom.70965

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

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