Impact of warning pictorials and size on perceived effectiveness of cigar warning labels in a nationally representative between-subjects experiment

Background People who smoke cigars often have misperceptions about the associated risks, contributing to rises in smoking rates. This study investigates the perceived warning effectiveness (PWE) of health warning labels (HWLs) on cigar packages. We tested the impact of warning type and warning size...

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Main Authors: James F Thrasher, Tara L Queen, Jennifer Cornacchione Ross, Sarah D Kowitt, Leah M Ranney, Adam O Goldstein, Chineme Enyioha, Desmond Jenson, Paschal Sheeran, Sonia A Clark, Kristen L Jarman, Michelle Z Yang
Format: Article
Language:English
Published: BMJ Publishing Group 2025-01-01
Series:BMJ Open
Online Access:https://bmjopen.bmj.com/content/15/1/e088482.full
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author James F Thrasher
Tara L Queen
Jennifer Cornacchione Ross
Sarah D Kowitt
Leah M Ranney
Adam O Goldstein
Chineme Enyioha
Desmond Jenson
Paschal Sheeran
Sonia A Clark
Kristen L Jarman
Michelle Z Yang
author_facet James F Thrasher
Tara L Queen
Jennifer Cornacchione Ross
Sarah D Kowitt
Leah M Ranney
Adam O Goldstein
Chineme Enyioha
Desmond Jenson
Paschal Sheeran
Sonia A Clark
Kristen L Jarman
Michelle Z Yang
author_sort James F Thrasher
collection DOAJ
description Background People who smoke cigars often have misperceptions about the associated risks, contributing to rises in smoking rates. This study investigates the perceived warning effectiveness (PWE) of health warning labels (HWLs) on cigar packages. We tested the impact of warning type and warning size in the HWLs on PWE and other health outcomes.Data and methods In a between-subjects experimental design, participants (n=809) who used little cigars or cigarillos in the past 30 days were randomly assigned to one of four conditions: text-only at 30% size, pictorial+text warning at 30% size, text-only at 50% size and pictorial+text warning at 50% size. In each condition, participants rated six cigarillo HWLs on PWE, self-reported learning, thinking about risks, new knowledge, perceived enjoyment and negative affect. Reactance to the labels was also measured. Data were analysed with mixed-effects models.Results Pictorial+text cigarillo HWLs were deemed more effective than text-only HWLs in PWE (b=0.34, SE=0.08, p<0.001), self-reported learning (b=0.20, SE=0.08, p=0.01), thinking about risks (b=0.18, SE=0.08, p=0.03) and new knowledge (b=0.34, SE=0.12, p<0.01). They also elicited more negative affect than text-only warnings (b=0.39, SE=0.08, p<0.001). Warning size did not impact outcomes, and neither warning type nor size predicted perceived enjoyment of smoking cigarillos or reactance to the warnings.Conclusion Including images with text warning statements for cigarillos can increase PWE. Our findings provide important insights for the US Food and Drug Administration and international regulatory agencies in designing new HWLs for cigars that can more effectively communicate smoking risks, address misinformation and potentially reduce cigar smoking.
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spelling doaj-art-03e2a865dcd34349bb0303f19eb759122025-01-17T23:05:09ZengBMJ Publishing GroupBMJ Open2044-60552025-01-0115110.1136/bmjopen-2024-088482Impact of warning pictorials and size on perceived effectiveness of cigar warning labels in a nationally representative between-subjects experimentJames F Thrasher0Tara L Queen1Jennifer Cornacchione Ross2Sarah D Kowitt3Leah M Ranney4Adam O Goldstein5Chineme Enyioha6Desmond Jenson7Paschal Sheeran8Sonia A Clark9Kristen L Jarman10Michelle Z Yang116 Department of Health Promotion, Education, and Behavior, University of South Carolina, Columbia, South Carolina, USA4 Department of Health Behavior, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA5 Department of Health Law, Policy and Management, Boston University School of Public Health, Boston, Massachusetts, USA1 Department of Family Medicine, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA1 Department of Family Medicine, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA2 Lineberger Comprehensive Cancer Center, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA1 Department of Family Medicine, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA7 Public Health Law Center, Mitchell Hamline School of Law, Saint Paul, Minnesota, USA2 Lineberger Comprehensive Cancer Center, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA1 Department of Family Medicine, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA1 Department of Family Medicine, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA3 Department of Psychology and Neuroscience, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USABackground People who smoke cigars often have misperceptions about the associated risks, contributing to rises in smoking rates. This study investigates the perceived warning effectiveness (PWE) of health warning labels (HWLs) on cigar packages. We tested the impact of warning type and warning size in the HWLs on PWE and other health outcomes.Data and methods In a between-subjects experimental design, participants (n=809) who used little cigars or cigarillos in the past 30 days were randomly assigned to one of four conditions: text-only at 30% size, pictorial+text warning at 30% size, text-only at 50% size and pictorial+text warning at 50% size. In each condition, participants rated six cigarillo HWLs on PWE, self-reported learning, thinking about risks, new knowledge, perceived enjoyment and negative affect. Reactance to the labels was also measured. Data were analysed with mixed-effects models.Results Pictorial+text cigarillo HWLs were deemed more effective than text-only HWLs in PWE (b=0.34, SE=0.08, p<0.001), self-reported learning (b=0.20, SE=0.08, p=0.01), thinking about risks (b=0.18, SE=0.08, p=0.03) and new knowledge (b=0.34, SE=0.12, p<0.01). They also elicited more negative affect than text-only warnings (b=0.39, SE=0.08, p<0.001). Warning size did not impact outcomes, and neither warning type nor size predicted perceived enjoyment of smoking cigarillos or reactance to the warnings.Conclusion Including images with text warning statements for cigarillos can increase PWE. Our findings provide important insights for the US Food and Drug Administration and international regulatory agencies in designing new HWLs for cigars that can more effectively communicate smoking risks, address misinformation and potentially reduce cigar smoking.https://bmjopen.bmj.com/content/15/1/e088482.full
spellingShingle James F Thrasher
Tara L Queen
Jennifer Cornacchione Ross
Sarah D Kowitt
Leah M Ranney
Adam O Goldstein
Chineme Enyioha
Desmond Jenson
Paschal Sheeran
Sonia A Clark
Kristen L Jarman
Michelle Z Yang
Impact of warning pictorials and size on perceived effectiveness of cigar warning labels in a nationally representative between-subjects experiment
BMJ Open
title Impact of warning pictorials and size on perceived effectiveness of cigar warning labels in a nationally representative between-subjects experiment
title_full Impact of warning pictorials and size on perceived effectiveness of cigar warning labels in a nationally representative between-subjects experiment
title_fullStr Impact of warning pictorials and size on perceived effectiveness of cigar warning labels in a nationally representative between-subjects experiment
title_full_unstemmed Impact of warning pictorials and size on perceived effectiveness of cigar warning labels in a nationally representative between-subjects experiment
title_short Impact of warning pictorials and size on perceived effectiveness of cigar warning labels in a nationally representative between-subjects experiment
title_sort impact of warning pictorials and size on perceived effectiveness of cigar warning labels in a nationally representative between subjects experiment
url https://bmjopen.bmj.com/content/15/1/e088482.full
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