Intra-Household Dynamics and Attitudes toward Vaccines : Experimental and Survey Evidence from Zambia

This paper explores how intra-household dynamics relate to attitudes toward vaccines in low- and lower-middle-income countries, by drawing on two novel data sources from Zambia. The first is a nationally representative, in-person survey of more tha...

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Main Authors: Hoy, Christopher, Kanagavel, Rajee, Cameron, Corey
Format: Working Paper
Language:English
English
Published: World Bank, Washington, DC 2022
Subjects:
Online Access:http://documents.worldbank.org/curated/en/099239408032215339/IDU00eb25fa7060d9046af09f400895c23d855f9
http://hdl.handle.net/10986/37828
id okr-10986-37828
recordtype oai_dc
spelling okr-10986-378282022-08-04T05:10:42Z Intra-Household Dynamics and Attitudes toward Vaccines : Experimental and Survey Evidence from Zambia Hoy, Christopher Kanagavel, Rajee Cameron, Corey VACCINE SURVEY EXPERIMENT LOW AND MIDDLE-INCOME COUNTRIES VACCINE WILLINGNESS PANDEMIC COVID-19 CORONAVIRUS TRUST IN SCIENCE MISTRUST OF MEDICINE This paper explores how intra-household dynamics relate to attitudes toward vaccines in low- and lower-middle-income countries, by drawing on two novel data sources from Zambia. The first is a nationally representative, in-person survey of more than 10,000 households that asked all household members individually about their willingness to get a COVID-19 vaccine. The second is a randomized survey experiment with almost 3,000 social media users that tested how the impact of information about the benefits from receiving a COVID-19 vaccine on people’s willingness to get vaccinated varied based on intra-household dynamics. Both data sources showed that people’s willingness (unwillingness) to get a COVID-19 vaccine was very strongly associated with whether other household members were also willing (unwilling). The experiment found that respondents who received information emphasizing either individual or household benefits from getting a COVID-19 vaccine were around 20 percent more willing to get vaccinated than those in the control group. This information was more potent among respondents who believed other members of their household would not get vaccinated but did not have a larger impact on respondents who were involved in household decision making. There was also evidence of positive “second-round” effects whereby respondents who received the information treatments were more likely to encourage other household members to get a COVID-19 vaccine. An important implication that flows from this analysis is that although household members tend to have similar attitudes toward vaccines, communicating accurate information about the benefits of getting vaccinated can counter intra-household dynamics that undermine acceptance. 2022-08-03T18:56:15Z 2022-08-03T18:56:15Z 2022-08 Working Paper http://documents.worldbank.org/curated/en/099239408032215339/IDU00eb25fa7060d9046af09f400895c23d855f9 http://hdl.handle.net/10986/37828 English en Policy Research Working Papers;10136 CC BY 3.0 IGO http://creativecommons.org/licenses/by/3.0/igo World Bank World Bank, Washington, DC Policy Research Working Paper Publications & Research Africa Africa Eastern and Southern (AFE) Zambia
repository_type Digital Repository
institution_category Foreign Institution
institution Digital Repositories
building World Bank Open Knowledge Repository
collection World Bank
language English
English
topic VACCINE
SURVEY EXPERIMENT
LOW AND MIDDLE-INCOME COUNTRIES
VACCINE WILLINGNESS
PANDEMIC
COVID-19
CORONAVIRUS
TRUST IN SCIENCE
MISTRUST OF MEDICINE
spellingShingle VACCINE
SURVEY EXPERIMENT
LOW AND MIDDLE-INCOME COUNTRIES
VACCINE WILLINGNESS
PANDEMIC
COVID-19
CORONAVIRUS
TRUST IN SCIENCE
MISTRUST OF MEDICINE
Hoy, Christopher
Kanagavel, Rajee
Cameron, Corey
Intra-Household Dynamics and Attitudes toward Vaccines : Experimental and Survey Evidence from Zambia
geographic_facet Africa
Africa Eastern and Southern (AFE)
Zambia
relation Policy Research Working Papers;10136
description This paper explores how intra-household dynamics relate to attitudes toward vaccines in low- and lower-middle-income countries, by drawing on two novel data sources from Zambia. The first is a nationally representative, in-person survey of more than 10,000 households that asked all household members individually about their willingness to get a COVID-19 vaccine. The second is a randomized survey experiment with almost 3,000 social media users that tested how the impact of information about the benefits from receiving a COVID-19 vaccine on people’s willingness to get vaccinated varied based on intra-household dynamics. Both data sources showed that people’s willingness (unwillingness) to get a COVID-19 vaccine was very strongly associated with whether other household members were also willing (unwilling). The experiment found that respondents who received information emphasizing either individual or household benefits from getting a COVID-19 vaccine were around 20 percent more willing to get vaccinated than those in the control group. This information was more potent among respondents who believed other members of their household would not get vaccinated but did not have a larger impact on respondents who were involved in household decision making. There was also evidence of positive “second-round” effects whereby respondents who received the information treatments were more likely to encourage other household members to get a COVID-19 vaccine. An important implication that flows from this analysis is that although household members tend to have similar attitudes toward vaccines, communicating accurate information about the benefits of getting vaccinated can counter intra-household dynamics that undermine acceptance.
format Working Paper
author Hoy, Christopher
Kanagavel, Rajee
Cameron, Corey
author_facet Hoy, Christopher
Kanagavel, Rajee
Cameron, Corey
author_sort Hoy, Christopher
title Intra-Household Dynamics and Attitudes toward Vaccines : Experimental and Survey Evidence from Zambia
title_short Intra-Household Dynamics and Attitudes toward Vaccines : Experimental and Survey Evidence from Zambia
title_full Intra-Household Dynamics and Attitudes toward Vaccines : Experimental and Survey Evidence from Zambia
title_fullStr Intra-Household Dynamics and Attitudes toward Vaccines : Experimental and Survey Evidence from Zambia
title_full_unstemmed Intra-Household Dynamics and Attitudes toward Vaccines : Experimental and Survey Evidence from Zambia
title_sort intra-household dynamics and attitudes toward vaccines : experimental and survey evidence from zambia
publisher World Bank, Washington, DC
publishDate 2022
url http://documents.worldbank.org/curated/en/099239408032215339/IDU00eb25fa7060d9046af09f400895c23d855f9
http://hdl.handle.net/10986/37828
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