A Mixed-Methods Exploration of Barriers and Facilitators to Evidence-Based Practices for Obesity Prevention in Head Start.
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ABSTRACT: OBJECTIVE:To identify positive and negative deviant cases using quantitative fidelity data from a previous implementation of a nutrition intervention, Together, We Inspire Smart Eating (WISE), and to determine barriers and facilitators to fidelity by conducting qualitative interviews with deviant cases. DESIGN:Explanatory sequential mixed methods. SETTING:Head Start Program agencies in 2 southern US states. PARTICIPANTS:Quantitative fidelity data were collected in 42 Head Start classrooms. Recruitment for qualitative interviews prioritized those who were positive or negative deviants across fidelity components (African American, n?=?21; white, n?=?19; and Hispanic, n?=?3). INTERVENTION:WISE introduces children to fruits and vegetables using evidence-based practices of role modeling, positive feeding, mascot use, and hands-on exposure. ANALYSIS:A directed content analysis approach informed by the integrated Promoting Action on Research Implementation in Health Service framework. PHENOMENON OF INTEREST:Barriers and facilitators to WISE evidence-based practices implementation. RESULTS:Qualitative analyses identified themes of culture, leadership support, and mechanisms for embedding change as key contextual factors. Key findings related to recipient characteristics were beliefs about what works, personalized strategies to use WISE, and classroom management. Primary themes for the innovation construct were time and preparation, degree of fit, and WISE advantage. Finally, findings relative to the construct of facilitation included trainer support and desire for additional training. CONCLUSIONS AND IMPLICATIONS:The study of cases at the extreme ends of the fidelity spectrum can provide unique perspectives on barriers and facilitators to implementation of interventions.
SUBMITTER: Swindle T
PROVIDER: S-EPMC6788974 | biostudies-literature | 2019 Oct
REPOSITORIES: biostudies-literature
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