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A Treatment Package without Escape Extinction to Address Food Selectivity
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Incorporating prototyping and iteration into intervention development: a case study of a dining hall-based
Arianna D McClain1, Eric B Hekler, Christopher D Gardner
1Stanford Prevention Research Center, Stanford University School of Medicine, Palo Alto, California 94305-1334, USA. arianna.mcclain@stanford.edu
Journal of American College Health : J of ACH
|February 16, 2013
Summary
The iterative design process (IDP) effectively improved college students' eating habits. An IDP-developed intervention reduced junk food consumption and increased the perceived importance of healthy eating.
Area of Science:
- Health Behavior Science
- Intervention Design
- Public Health Nutrition
Background:
- Iterative Design Process (IDP) is recognized in computer science and engineering for enhancing solution creativity and effectiveness.
- IDP principles can be adapted for developing impactful health behavior interventions.
Purpose of the Study:
- To introduce IDP as a novel methodology for health behavior intervention development.
- To evaluate the efficacy of an IDP-created dining hall intervention on college students' eating behaviors and dietary values.
Main Methods:
- A multicomponent intervention was developed using a parallel iterative design process.
- A cluster-randomized controlled study involving 458 college students compared eating behaviors in intervention and control dining halls.
Main Results:
- Students in intervention dining halls significantly reduced consumption of junk food and high-fat meats.
- The intervention group demonstrated an increased perceived importance of a healthful diet compared to the control group.
Conclusions:
- The iterative design process (IDP) shows promise as a valuable method for creating effective behavior change interventions.
- IDP can be a strategic approach for designing targeted health promotion programs in university settings.
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