Knowledge and decisions about maternal immunisation by pregnant women in Aotearoa New Zealand

Abstract Background Maternal vaccinations for influenza and pertussis are recommended in New Zealand to protect mothers and their infant from infection. However, maternal immunisation coverage in New Zealand is suboptimal. Furthermore, there is unacceptable inequitable maternal immunisation rates ac...

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Main Authors: Amber Young, Nadia A. Charania, Natalie Gauld, Pauline Norris, Nikki Turner, Esther Willing
Format: Article
Language:English
Published: BMC 2022-06-01
Series:BMC Health Services Research
Subjects:
Online Access:https://doi.org/10.1186/s12913-022-08162-4
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author Amber Young
Nadia A. Charania
Natalie Gauld
Pauline Norris
Nikki Turner
Esther Willing
author_facet Amber Young
Nadia A. Charania
Natalie Gauld
Pauline Norris
Nikki Turner
Esther Willing
author_sort Amber Young
collection DOAJ
description Abstract Background Maternal vaccinations for influenza and pertussis are recommended in New Zealand to protect mothers and their infant from infection. However, maternal immunisation coverage in New Zealand is suboptimal. Furthermore, there is unacceptable inequitable maternal immunisation rates across the country with Māori and Pacific women having significantly lower maternal immunisation rates than those of other New Zealanders. Methods This research set out to explore what pregnant/recently pregnant Māori and Pacific women knew about immunisation during pregnancy and what factors influenced their decision to be vaccinated. A semi-structured interview guide was developed with questions focusing on knowledge of pertussis and influenza vaccination during pregnancy and decision-making. Māori and Pacific women aged over 16 years were purposively sampled and interviewed in Dunedin and Gisborne, New Zealand between May and August 2021. Interviews were analysed following a directed qualitative content approach. Data were arranged into coding nodes based on the study aims (deductive analysis) informed by previous literature and within these participant experiences were inductively coded into themes and subthemes. Results Not all women were aware of maternal vaccine recommendations or they diseases they protected against. Many underestimated how dangerous influenza and pertussis could be and some were more concerned about potential harms of the vaccine. Furthermore, understanding potential harms of infection and protection provided by vaccination did not necessarily mean women would choose to be vaccinated. Those who decided to vaccinate felt well-informed, had vaccination recommended by their healthcare provider, and did so to protect their and their infant’s health. Those who decided against vaccination were concerned about safety of the vaccines, lacked the information they needed, were not offered the vaccine, or did not consider vaccination a priority. Conclusions There is a lack of understanding about vaccine benefits and risks of vaccine-preventable diseases which can result in the reinforcement of negative influences such as the fear of side effects. Furthermore, if vaccine benefits are not understood, inaccessibility of vaccines and the precedence of other life priorities may prevent uptake. Being well-informed and supported to make positive decisions to vaccinate in pregnancy is likely to improve vaccine coverage in Māori and Pacific Island New Zealanders.
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spelling doaj.art-5307efb1bcd643d28a0b70e0bec7b68b2022-12-22T02:32:22ZengBMCBMC Health Services Research1472-69632022-06-0122111210.1186/s12913-022-08162-4Knowledge and decisions about maternal immunisation by pregnant women in Aotearoa New ZealandAmber Young0Nadia A. Charania1Natalie Gauld2Pauline Norris3Nikki Turner4Esther Willing5Division of Health Sciences , Kōhatu—Centre for Hauora Māori, Otago Medical School, University of OtagoDepartment of Public Health, School of Public Health and Interdisciplinary Studies, Auckland University of TechnologyDepartment of Paediatrics: Child and Youth Health, University of AucklandVa’a o Tautai - Centre for Pacific Health, University of OtagoImmunisation Advisory Centre, Department of General Practice and Primary Care, University of AucklandDivision of Health Sciences , Kōhatu—Centre for Hauora Māori, Otago Medical School, University of OtagoAbstract Background Maternal vaccinations for influenza and pertussis are recommended in New Zealand to protect mothers and their infant from infection. However, maternal immunisation coverage in New Zealand is suboptimal. Furthermore, there is unacceptable inequitable maternal immunisation rates across the country with Māori and Pacific women having significantly lower maternal immunisation rates than those of other New Zealanders. Methods This research set out to explore what pregnant/recently pregnant Māori and Pacific women knew about immunisation during pregnancy and what factors influenced their decision to be vaccinated. A semi-structured interview guide was developed with questions focusing on knowledge of pertussis and influenza vaccination during pregnancy and decision-making. Māori and Pacific women aged over 16 years were purposively sampled and interviewed in Dunedin and Gisborne, New Zealand between May and August 2021. Interviews were analysed following a directed qualitative content approach. Data were arranged into coding nodes based on the study aims (deductive analysis) informed by previous literature and within these participant experiences were inductively coded into themes and subthemes. Results Not all women were aware of maternal vaccine recommendations or they diseases they protected against. Many underestimated how dangerous influenza and pertussis could be and some were more concerned about potential harms of the vaccine. Furthermore, understanding potential harms of infection and protection provided by vaccination did not necessarily mean women would choose to be vaccinated. Those who decided to vaccinate felt well-informed, had vaccination recommended by their healthcare provider, and did so to protect their and their infant’s health. Those who decided against vaccination were concerned about safety of the vaccines, lacked the information they needed, were not offered the vaccine, or did not consider vaccination a priority. Conclusions There is a lack of understanding about vaccine benefits and risks of vaccine-preventable diseases which can result in the reinforcement of negative influences such as the fear of side effects. Furthermore, if vaccine benefits are not understood, inaccessibility of vaccines and the precedence of other life priorities may prevent uptake. Being well-informed and supported to make positive decisions to vaccinate in pregnancy is likely to improve vaccine coverage in Māori and Pacific Island New Zealanders.https://doi.org/10.1186/s12913-022-08162-4Maternal immunisationMaternal vaccinationMāori healthPacific healthHealth inequityInformed choice
spellingShingle Amber Young
Nadia A. Charania
Natalie Gauld
Pauline Norris
Nikki Turner
Esther Willing
Knowledge and decisions about maternal immunisation by pregnant women in Aotearoa New Zealand
BMC Health Services Research
Maternal immunisation
Maternal vaccination
Māori health
Pacific health
Health inequity
Informed choice
title Knowledge and decisions about maternal immunisation by pregnant women in Aotearoa New Zealand
title_full Knowledge and decisions about maternal immunisation by pregnant women in Aotearoa New Zealand
title_fullStr Knowledge and decisions about maternal immunisation by pregnant women in Aotearoa New Zealand
title_full_unstemmed Knowledge and decisions about maternal immunisation by pregnant women in Aotearoa New Zealand
title_short Knowledge and decisions about maternal immunisation by pregnant women in Aotearoa New Zealand
title_sort knowledge and decisions about maternal immunisation by pregnant women in aotearoa new zealand
topic Maternal immunisation
Maternal vaccination
Māori health
Pacific health
Health inequity
Informed choice
url https://doi.org/10.1186/s12913-022-08162-4
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