Different Interventions for COVID-19 Primary and Booster Vaccination? Effects of Psychological Factors and Health Policies on Vaccine Uptake.
Philipp SprengholzLuca HenkelRobert BohmCornelia BetschPublished in: Medical decision making : an international journal of the Society for Medical Decision Making (2022)
Unvaccinated individuals and people with primary and booster vaccinations differ on psychological dimensions, calling for tailored immunization campaigns.Vaccination intentions depend on vaccination status rather than on mandatory or incentivizing policies.Incentives are unlikely to persuade unvaccinated individuals but may increase booster uptake.Positive effects of incentives decrease when vaccination is mandatory, advising against combination.