Crowdsourcing interventions to promote uptake of COVID-19 booster vaccines

Summary: Background: COVID-19 booster vaccine uptake rates are behind the rate of primary vaccination in many countries. Governments and non-governmental institutions rely on a range of interventions aiming to increase booster uptake. Yet, little is known how experts and the general public evaluate...

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Main Authors: Robert Böhm, Cornelia Betsch, Yana Litovsky, Philipp Sprengholz, Noel T. Brewer, Gretchen Chapman, Julie Leask, George Loewenstein, Martha Scherzer, Cass R. Sunstein, Michael Kirchler
Format: Article
Language:English
Published: Elsevier 2022-11-01
Series:EClinicalMedicine
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2589537022003625
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author Robert Böhm
Cornelia Betsch
Yana Litovsky
Philipp Sprengholz
Noel T. Brewer
Gretchen Chapman
Julie Leask
George Loewenstein
Martha Scherzer
Cass R. Sunstein
Michael Kirchler
author_facet Robert Böhm
Cornelia Betsch
Yana Litovsky
Philipp Sprengholz
Noel T. Brewer
Gretchen Chapman
Julie Leask
George Loewenstein
Martha Scherzer
Cass R. Sunstein
Michael Kirchler
author_sort Robert Böhm
collection DOAJ
description Summary: Background: COVID-19 booster vaccine uptake rates are behind the rate of primary vaccination in many countries. Governments and non-governmental institutions rely on a range of interventions aiming to increase booster uptake. Yet, little is known how experts and the general public evaluate these interventions. Methods: We applied a novel crowdsourcing approach to provide rapid insights on the most promising interventions to promote uptake of COVID-19 booster vaccines. In the first phase (December 2021), international experts (n = 78 from 17 countries) proposed 46 unique interventions. To reduce noise and potential bias, in the second phase (January 2022), experts (n = 307 from 34 countries) and representative general population samples from the UK (n = 299) and the US (n = 300) rated the proposed interventions on several evaluation criteria, including effectiveness and acceptability, on a 5-point Likert-type scale. Findings: Sanctions were evaluated as potentially most effective but least accepted. Evaluations by expert and general population samples were considerably aligned. Interventions that received the most positive evaluations regarding both effectiveness and acceptability across evaluation groups were: a day off work after getting vaccinated, financial incentives, tax benefits, promotional campaigns, and mobile vaccination teams. Interpretation: The results provide useful insights to help governmental and non-governmental institutions in their decisions about which interventions to implement. Additionally, the applied crowdsourcing method may be used in future studies to retrieve rapid insights on the comparative evaluation of (health) policies. Funding: This study received funding from the Austrian Science Fund (SFB F63) and the University of Vienna.
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spelling doaj.art-32349512d26649b4bae26d9b8f459e422022-12-22T01:49:41ZengElsevierEClinicalMedicine2589-53702022-11-0153101632Crowdsourcing interventions to promote uptake of COVID-19 booster vaccinesRobert Böhm0Cornelia Betsch1Yana Litovsky2Philipp Sprengholz3Noel T. Brewer4Gretchen Chapman5Julie Leask6George Loewenstein7Martha Scherzer8Cass R. Sunstein9Michael Kirchler10Faculty of Psychology, University of Vienna, Austria; Department of Psychology, University of Copenhagen; 1354 Copenhagen K, Denmark; Copenhagen Center for Social Data Science (SODAS), University of Copenhagen, Denmark; Corresponding author at: Faculty of Psychology, University of Vienna, Universitätsstrasse 7, 1010 Vienna, Austria.Media and Communication Science, University of Erfurt, Germany; Center for Empirical Research in Economics and Behavioral Sciences (CEREB), University of Erfurt, Germany; Bernhard Nocht Institute for Tropical Medicine (BNITM), Hamburg, GermanyDepartment of Banking and Finance, University of Innsbruck, AustriaMedia and Communication Science, University of Erfurt, Germany; Bernhard Nocht Institute for Tropical Medicine (BNITM), Hamburg, GermanyDepartment of Health Behavior, Gillings School of Global Public Health and Lineberger Comprehensive Cancer Center, University of North Carolina at Chapel Hill, USADepartment of Social and Decision Sciences, Carnegie Mellon University, USAFaculty of Medicine and Health, The University of Sydney, AustraliaDepartment of Social and Decision Sciences, Carnegie Mellon University, USAConsultant, Behavioral and Cultural Insights Unit, WHO Regional Office for Europe, Copenhagen, DenmarkHarvard Law School, Harvard University, USADepartment of Banking and Finance, University of Innsbruck, AustriaSummary: Background: COVID-19 booster vaccine uptake rates are behind the rate of primary vaccination in many countries. Governments and non-governmental institutions rely on a range of interventions aiming to increase booster uptake. Yet, little is known how experts and the general public evaluate these interventions. Methods: We applied a novel crowdsourcing approach to provide rapid insights on the most promising interventions to promote uptake of COVID-19 booster vaccines. In the first phase (December 2021), international experts (n = 78 from 17 countries) proposed 46 unique interventions. To reduce noise and potential bias, in the second phase (January 2022), experts (n = 307 from 34 countries) and representative general population samples from the UK (n = 299) and the US (n = 300) rated the proposed interventions on several evaluation criteria, including effectiveness and acceptability, on a 5-point Likert-type scale. Findings: Sanctions were evaluated as potentially most effective but least accepted. Evaluations by expert and general population samples were considerably aligned. Interventions that received the most positive evaluations regarding both effectiveness and acceptability across evaluation groups were: a day off work after getting vaccinated, financial incentives, tax benefits, promotional campaigns, and mobile vaccination teams. Interpretation: The results provide useful insights to help governmental and non-governmental institutions in their decisions about which interventions to implement. Additionally, the applied crowdsourcing method may be used in future studies to retrieve rapid insights on the comparative evaluation of (health) policies. Funding: This study received funding from the Austrian Science Fund (SFB F63) and the University of Vienna.http://www.sciencedirect.com/science/article/pii/S2589537022003625Booster vaccinationCOVID-19Behavioral interventionsCrowdsourcing
spellingShingle Robert Böhm
Cornelia Betsch
Yana Litovsky
Philipp Sprengholz
Noel T. Brewer
Gretchen Chapman
Julie Leask
George Loewenstein
Martha Scherzer
Cass R. Sunstein
Michael Kirchler
Crowdsourcing interventions to promote uptake of COVID-19 booster vaccines
EClinicalMedicine
Booster vaccination
COVID-19
Behavioral interventions
Crowdsourcing
title Crowdsourcing interventions to promote uptake of COVID-19 booster vaccines
title_full Crowdsourcing interventions to promote uptake of COVID-19 booster vaccines
title_fullStr Crowdsourcing interventions to promote uptake of COVID-19 booster vaccines
title_full_unstemmed Crowdsourcing interventions to promote uptake of COVID-19 booster vaccines
title_short Crowdsourcing interventions to promote uptake of COVID-19 booster vaccines
title_sort crowdsourcing interventions to promote uptake of covid 19 booster vaccines
topic Booster vaccination
COVID-19
Behavioral interventions
Crowdsourcing
url http://www.sciencedirect.com/science/article/pii/S2589537022003625
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