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Driving HPV Vaccination in Brazil

Vaccine Confidence Project logo
ORB International logo
Real Chemistry logo
London School of Hygiene & Tropical Medicine logo

Overview

Human Papillomavirus (HPV) is the fourth biggest cause of mortality amongst women in Brazil according to the Pan American Health Organisation (PAHO) but COVID-19 has stalled HPV vaccine programmes and changed attitudes towards vaccines.

This research set out to identify drivers of vaccine confidence that can be activated via a social media campaign to support the successful continuation of HPV programmes across Latin America.

Ultimately, the biggest challenge we encountered in research was not hesitancy or rejection. It was a lack of awareness around basic information about HPV vaccination. While outright rejection of the HPV vaccine is rare, people simply didn’t understand when the vaccine is available, why it’s important or when they can take it. As such, our recommendations focused on closing the confidence gap by increasing awareness of the benefits of HPV immunisation, as well as the path to vaccination.

Methodology

Using robust online surveys, emotional insight focus-groups, and co-creation workshops, this research explored the dynamic between mothers and daughters in shaping rational and emotional drivers of vaccine confidence relating to the HPV vaccines, digging deeply into
the role that social media can play.

This multi-phased research approach applied frameworks including behavioural science, anthropology, sociology, and semiotics to identify actionable insights and opportunities for intervention, as well as clear recommendations for future social media campaigns that can drive vaccine confidence and uptake.

Findings

At launch, vaccination efforts delivered a first dose to 90% of eligible people across the country but the delivery of follow-up doses and vaccination of other cohorts declined with time. Today, it is estimated that about 58% of Brazilian girls and adolescents between 9 and 15 years have received two doses of vaccine. Among 11-15 years old boys and adolescents, only about 38% have received two doses of vaccine.

Vaccine confidence is strong among Brazilian women. Our respondents were confident that vaccines work with 8 in 10 Brazilian women (81%) strongly agreeing that vaccines, in general, are effective.

Source: ORB International. Online survey conducted with a nationally representative sample of 1,000 women, aged 18 and over, who are the primary caregiver to a female under 16 years of age. Fieldwork conducted 12th November – 6th December 2021

The biggest challenge we encountered in research is not hesitancy or rejection. It is a lack of awareness around basic information about HPV vaccination. Outright rejection of the HPV vaccine is rare, people simply don’t understand when the vaccine is available, why it’s important or when they can take it. There are specific gaps in knowledge around why the vaccine is given so early, who it should be given to, or how many doses were needed.

Phase 1: Measuring Vaccine Confidence.

There is an information challenge that must be addressed.

Q – Do you know what the Human papillomavirus (HPV) vaccine is for? (Those not leaning towards taking HPV vaccine)

Source: ORB International. Online survey conducted with a nationally representative sample of 1,000 women, aged 18 and over, who are the primary caregiver to a female under 16 years of age. Fieldwork conducted 12th November – 6th December 2021

To win we need to get the fundamentals of communication right, before we consider innovation we need to create a framework for communications. We need to grow awareness around the HPV vaccination to a wide audience. We need to provide clear, concise and credible information to help our audience understand why vaccination is vital. We need to reinforce messaging with timely and relevant reminders of when, where, and how to access vaccination. We have to encourage Health Care Professionals (HCPs) to become active ambassadors.

Related content

Projects
Driving HPV Vaccination in Brazil

Overview Human Papillomavirus (HPV) is the fourth biggest cause of mortality amongst women in Brazil according to the Pan American Health Organisation (PAHO) but COVID-19…

Projects
Social and Economic Impacts of Zika Infection in Brazil

Overview This research, conducted in partnership with the Wellcome Trust, the UK Foreign, Commonwealth and Development Office and the Oswaldo Cruz…

Projects
Developing effective digital communications strategies for driving HPV vaccine uptake in Japan, Korea, and China

This research applies communication and behavioural theories to comprehensively assess confidence in and acceptance of HPV vaccines in Japan, Korea, and China amongst people who have not received the vaccine, in order to develop effective digital communication strategies to increase uptake.

Publications
“We don’t have the same bodies; we don’t react the same way”: mothers and adolescent girls’ perceptions of the risks and benefits of HPV vaccination in France

The aim of this qualitative study was to provide an in-depth exploration and comparison of French mothers and adolescent girls’ perceptions of the risks and benefits of HPV vaccination.

Summary

Project date:

2022

Countries:
  • Brazil
Topics:
  • Intervention Design
  • Drivers of and Barriers to Vaccination
  • Evaluation and Learning
  • Risk Communications
  • Rumour Management
  • Misinformation
  • Quantitative Research
  • Qualitative Research
  • Parents and Caregivers
  • HPV
  • Monitoring
  • Social Media
Team leads
  • Clarissa Simas
Key partners
  • Vaccine Confidence Fund
  • ORB International
  • Real Chemistry

Latest content

Publications
A vaccine chatbot intervention for parents to improve HPV vaccination uptake among middle school girls: a cluster randomized trial

This study assesses the effectiveness of a vaccine chatbot in improving human papillomavirus (HPV) vaccination among female middle school students aged 12–15 years across diverse socioeconomic settings in China, where HPV vaccination is primarily paid out-of-pocket.

Publications
Mapping global public perspectives on mRNA vaccines and therapeutics

We conducted a social listening analysis to assess attitudes towards mRNA vaccines and therapeutics on Twitter from June 2022 to May 2023. Our findings reveal widespread negative sentiment and a global lack of confidence in mRNA vaccines and therapeutics, with frequent discussions of severe vaccine side effects, rumors, and misinformation.

Data Visualisations
Mapping global public perspectives on Health AI

We conducted a social listening analysis to assess attitudes towards Health AI.

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