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Nudging Public Health Behaviors to Prevent COVID-19: A Systematic Review
Chei Sian Lee1, Kok Khiang Lim1, Hye Kyung Kim1
1Wee Kim Wee School of Communication and Information, Nanyang Technological University.
Health Communication
|March 1, 2024
Summary
Nudge-based interventions show mixed results for influencing COVID-19 preventive behaviors. Effectiveness depends heavily on context, with potential for habituation or backfiring, necessitating further research.
Area of Science:
- Public Health
- Behavioral Science
- Epidemiology
Background:
- COVID-19 pandemic necessitated rapid public health behavior changes.
- Nudge-based interventions offer a softer alternative to strict mandates for influencing behavior.
Approach:
- Systematic review following PRISMA 2020 guidelines.
- Analyzed studies on nudge interventions for early COVID-19 preventive behaviors.
Key Points:
- Nudges conveying decision information are essential, often requiring secondary interventions.
- Effectiveness is highly context-dependent, with no universal ideal nudge technique.
- Potential for habituation, backfiring, and ceiling effects limits sustained influence.
Conclusions:
- Nudge-based interventions show a mixed overall outcome for early pandemic preventive behaviors.
- Situational context significantly impacts nudge effectiveness.
- Further research is needed to refine nudge theory and practical applications for public health.
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