The purpose of this study is to test whether a picture narrative format is more successful, than text with pictures or text alone, in communicating lung screening information (primarily defined by positive attitudes towards the design and increase in knowledge) to people likely to be invited to lung screening where available.
Population screening is key to detecting lung cancer early at a more treatable stage. Uptake of screening should be equitable (i.e., screening benefits all eligible members of the population and does not contribute further to health disparities) and informed (i.e., participants have been involved in the decision to take part and their decision aligns with their values and circumstances). Print decision support materials are the primary mechanism for encouraging engagement with cancer screening and supporting decision making. It is essential that we identify print communication techniques that are effective in informing invitees about lung screening. The intervention, picture narrative information about lung screening, was previously developed through codesign and prototype testing with people likely to be eligible for lung screening (50 to 75 years old, past or current heavy smokers). Participants will be randomised to one of three groups: Picture narrative format, Text with pictures (control 1) or, Text-only (control 2). This study will assess whether presenting lung screening information in a picture narrative format can improve lung cancer screening knowledge, eligibility self-assessment and attitudes. It will also assess whether perceptions of the information designs can explain any impact of the intervention on these outcomes and whether there are differences across socioeconomic groups.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
HEALTH_SERVICES_RESEARCH
Masking
SINGLE
Enrollment
326
Lung screening information formatted as picture narratives
Lung screening information formatted as text and non-narrative pictures
Lung screening information formatted as text with no pictures
Mental Health and Wellbeing, University of Glasgow
Glasgow, United Kingdom
Participant Lung Cancer Screening Knowledge scores
Participants will be asked 6 multiple choice questions related to the lung screening information presented to the participants during the intervention, covering; Procedure, Eligibility - who, Eligibility - why, Benefits, Adverse effects, Potential results.
Time frame: Immediately post-intervention
Lung Cancer Screening Eligibility self-assessment
Concordance between self-reported personal eligibility for lung cancer screening and actual eligibility based on self-reported age and smoking behaviour.
Time frame: Immediately post-intervention
Participant Lung Cancer Screening Attitudes
Self-administered four-item lung cancer screening attitudes measure covering cancer fear, fatalism, benefits, and worry, previously used by Smits et al 2018.
Time frame: Immediately post-intervention
Participant Design appraisal ratings
Self-administered nine-item measure rating perceptions of appeal, enjoyment, interest, ease of use, trustworthiness, appropriateness, helpfulness, informativity. Alongside a single item asking participants whether enough information was provided.
Time frame: Immediately post-intervention
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