Information nudges for influenza vaccination: Evidence from a large-scale cluster-randomized controlled trial in Finland.

ABSTRACT:

Background

Vaccination is the most effective means of preventing the spread of infectious diseases. Despite the proven benefits of vaccination, vaccine hesitancy keeps many people from getting vaccinated.

Methods and findings

We conducted a large-scale cluster randomized controlled trial in Finland to test the effectiveness of centralized written reminders (distributed via mail) on influenza vaccination coverage. The study included the entire older adult population (aged 65 years and above) in 2 culturally and geographically distinct regions with historically low (31.8%, n = 7,398, mean age 75.5 years) and high (57.7%, n = 40,727, mean age 74.0 years) influenza vaccination coverage. The study population was randomized into 3 treatments: (i) no reminder (only in the region wi

SUBMITTER: Saaksvuori L 

PROVIDER: S-EPMC8870595 | biostudies-literature | 2022 Feb

REPOSITORIES: biostudies-literature