Development of an intervention using the behaviour change wheel (BCW) to empower middle adolescent decision-making regarding HPV vaccination uptake.

Student thesis: Doctoral Thesis

Abstract

Introduction:
In the United Kingdom, where a school-based human papillomavirus (HPV)vaccination programme vaccinates 12-13 year old students, parents/guardians have been the primary decision-makers regarding receipt of the vaccination. As the average age of first sexual intercourse is 15-17 years old, education at this time could provide an opportunity for unvaccinated students to self-consent to vaccination.

The aim of this section of the thesis was to develop a HPV intervention, aimed at middle adolescents (15-17 year olds83), using the 3 stages of the Behaviour Change Wheel.

Methods:
A systematic review informed target behaviours and populations. Focus groups and interviews were conducted throughout Northern Ireland with immunisation nurses(n=26), middle adolescents (n=34), and post-primary school teachers (n=12) and nurses (n=6). Data analysis was guided by the COM-B model to inform a Behavioural Diagnosis. Subsequently, appropriate intervention functions, policy categories and Behaviour Change Techniques were selected with consideration ofAPEASE criteria.

Results:
The systematic review highlighted the lack of interventions designed for middle adolescents; existing interventions were sparse, commonly not based on behavioural theory and focused on female cancers.

The study identified twelve barriers to three target behaviours which included: empowering students to make decisions about HPV; empowering professionals’ to design and deliver the intervention; and increasing positive public attitudes regarding HPV vaccination.

A behaviour change HPV intervention was developed which included school-based HPV education aligned with mandated curriculum changes, alongside vaccination opportunity. The study identified content, mode of delivery and desirable qualities/characteristics of a professional who could design/deliver the HPV education. A public media campaign was deemed important in supporting this central education.

Discussion & Conclusion:
This section of the thesis highlights political, social and cultural barriers to HPV intervention success and the need for Public Health Authority and Education Authority support. A feasibility study should be undertaken to assess the real-world practicality of this HPV intervention.
Date of AwardMay 2025
Original languageEnglish
SponsorsThe College of Radiographers
SupervisorCiara Hughes (Supervisor), Marian McLaughlin (Supervisor), Ciara Hughes (Supervisor), Marian McLaughlin (Supervisor), Ciara Hughes (Supervisor) & Marian McLaughlin (Supervisor)

Keywords

  • sexual health
  • sexually transmitted infections
  • sexually transmitted diseases
  • school-based
  • education
  • public health

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