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Published on: September 10, 2018
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Behavioral Intervention Components Associated With Cost-effectiveness: A Comparison of Six Domains.
E Beard1, F Lorencatto2, B Gardner3
1Research Department of Behavioural Science and Health, University College London, London WC1E 6BT, UK.
Summary
Behavior change interventions (BCIs) using training, persuasion, and restriction may be more cost-effective. Encouraging goal setting and behavior comparison also enhances cost-effectiveness for health interventions.
Area of Science:
- Health behavior research
- Intervention science
- Health economics
Background:
- Characterizing behavior change interventions (BCIs) is crucial for implementation and effectiveness assessment.
- Understanding the components of BCIs aids in optimizing their impact.
Purpose of the Study:
- To assess and compare BCI components using the Behaviour Change Wheel (BCW) framework and BCT Taxonomy V1.
- To determine the association between BCI components and cost-effectiveness across diverse health domains.
Main Methods:
- Analyzed 251 studies on smoking, diet, exercise, sexual health, alcohol, and multiple health behaviors.
- Specified BCIs by intervention functions (BCW) and behavior change techniques (BCTs).
- Used regression analysis to associate BCI components with cost-effectiveness (ICER).
Main Results:
- Most prevalent functions: education (72.1%) and training (74.9%). Most prevalent BCTs: shaping knowledge (86.5%), changing antecedents (53.0%), self-regulation (47.7%), social support (44.6%).
- Cost-effective functions: training, persuasion, restriction. Less cost-effective: environmental restructuring.
- Cost-effective BCTs: goals and planning, comparison of behavior. Less cost-effective: natural consequences, reward and threat.
Conclusions:
- BCIs emphasizing training, persuasion, and restriction appear more cost-effective.
- Interventions promoting goal setting and behavior comparison may enhance cost-effectiveness.
- These findings can inform the design of more efficient health behavior change interventions.
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