Cited by 15Smoking Behavior and CessationMobile Health and mHealth ApplicationsDigital Mental Health Interventions

Feature-level analysis of a smoking cessation smartphone app based on a positive psychology approach: prospective observational study

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Hoepper, Bettina B, Siegel, Kaitlyn R, Carlon, Hannah A, Kahler, Christopher W, Park, Elyse R, Taylor, Steven Trevor, Simpson, Hazel V, Hoeppner, Susanne S·2022·JMIR Formative Research

Abstract

BACKGROUND: Smoking cessation smartphone apps have emerged as highly accessible tools to support smoking cessation efforts. It is unknown how specific app features contribute to user engagement over time and relate to smoking outcomes. OBJECTIVE: To provide a feature-level analysis of the Smiling Instead of Smoking app (version 2) and to link feature use to subsequent smoking cessation. METHODS: Nondaily smokers (N=100) used the app for a period of 49 days (1 week before quitting and 6 weeks after quitting). Participants self-reported 30-day point-prevalence abstinence at the end of this period and at a 6-month follow up (the survey response rate was 94% and 89% at these points, respectively). Self-reported 30-day point prevalence abstinence rates were 40% at the end of treatment and 56% at the 6-month follow up. The app engaged users in both positive psychology content and traditional behavioral smoking cessation content. The app sent push notifications to prompt participants to complete prescribed content (ie, a "happiness exercise" every day and a "behavioral challenge" to use the app's smoking cessation tools on 15 out of 49 days). Actions that participants took within the app were timestamped and recorded. RESULTS: =9.28 [2-tailed]; P<.001). The prescribed content was frequently completed (45% of happiness exercises; 57% of behavioral challenges) and ad libitum tools were used on ≤7 days. Most participants used each ad libitum smoking cessation tool at least once, with higher use of personalized content (≥92% used "strategies," "cigarette log," "smoke alarms," and "personal reasons") than purely didactic content (79% viewed "benefits of quitting smoking"). The number of days participants used the app significantly predicted 30-day point-prevalence abstinence at the end of treatment (odds ratio [OR] 1.05, 95% CI 1.02-1.09; P=.002) and at the 6-month follow up (OR 1.04, 95% CI 1.008-1.07; P=.01). The number of days participants engaged with the happiness content significantly predicted smoking abstinence at the end of treatment (OR 1.05, 95% CI 1.02-1.08; P=.002) and at the 6-month follow up (OR 1.04, 95% CI 1.007-1.07; P=.02). This effect was not significant for the number of days participants engaged with the smoking cessation content of the app, either at the end of treatment (OR 1.04, 95% CI 0.996-1.08, P=.08) or at the 6-month follow up (OR 1.02, 95% CI 0.98-1.06; P=.29). CONCLUSIONS: Greater app usage predicted greater odds of self-reported 30-day point-prevalence abstinence at both the end of treatment and over the long term, suggesting that the app had a therapeutic benefit. Positive psychology content and prescriptive clarity may promote sustained app engagement over time. TRIAL REGISTRATION: ClinicalTrials.gov NCT03951766; https://clinicaltrials.gov/ct2/show/NCT03951766.

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Authors
Hoepper, B. B., Siegel, K. R., Carlon, H. A., Kahler, C. W., Park, E. R., Taylor, S. T., Simpson, H. V., & Hoeppner, S. S.
Affiliations
  • Massachusetts General Hospital (US)
  • University of New Mexico (US)
  • Brown University (US)
Corresponding author
Hoeppner, Susanne S
Venue
JMIR Formative Research
Published
2022-07-28
Volume
6
Issue
7
Pages
e38234
ISSN
2561-326X (ISSN-L)
OpenAlex
W4288367731
Cited by
15
References
79
Citations by year
2026: 1 · 2025: 3 · 2024: 5 · 2023: 5 · 2022: 1
FWCI
2.17
Type
journal article
Language
en
Open access
Licence
cc-by
Locations
  • JMIR Formative Research (publishedVersion, cc-by)
  • PubMed Central (publishedVersion, cc-by)
  • PubMed (publishedVersion)
  • DOAJ (DOAJ: Directory of Open Access Journals) (submittedVersion)
Funders
American Cancer Society (130323)
Topics
  • Health Sciences › Medicine › Physiology › Smoking Behavior and Cessation
  • Health Sciences › Health Professions › General Health Professions › Mobile Health and mHealth Applications
  • Social Sciences › Psychology › Applied Psychology › Digital Mental Health Interventions
Keywords
smoking cessation, mobile application, positive psychology, app engagement, abstinence, behavioral problems, content personalization, push notifications, smoking cessation outcomes, smoke detectors

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