Pamela A. Koch

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OBJECTIVE To examine associations between Theory of Planned Behavior variables and the family meal frequency. METHODS Fifth-through seventh-grade students (n = 236) completed a self-administered questionnaire in their classrooms. The relationships between Theory of Planned Behavior variables (intention, attitudes, subjective norms, and perceived(More)
The purpose of this formative evaluation was to examine the impact of an innovative inquiry-based science education curriculum for middle school students, called Choice, Control, and Change, that is designed to foster healthful eating and physical activity and a healthy weight through enhancing agency and competence. The 24-session curriculum helps students(More)
This study investigates the link between process evaluation components and the outcomes of a school-based nutrition curriculum intervention, 'Choice, Control and Change'. Ten New York City public middle schools were recruited and randomly assigned into intervention or control condition. The curriculum was to improve sixth to seventh grade students' energy(More)
BACKGROUND The rapid increase of obesity and diabetes risk beginning in youth, particularly those from disadvantaged communities, calls for prevention efforts. OBJECTIVE To examine the impact of a curriculum intervention, Choice, Control & Change, on the adoption of the energy balance-related behaviors of decreasing sweetened drinks, packaged snacks, fast(More)
OBJECTIVE To use and review a conceptual model of process evaluation and to examine the implementation of a nutrition education curriculum, Choice, Control & Change, designed to promote dietary and physical activity behaviors that reduce obesity risk. DESIGN A process evaluation study based on a systematic conceptual model. SETTING Five middle schools(More)
OBJECTIVE Sample size and statistical power calculation should consider clustering effects when schools are the unit of randomization in intervention studies. The objective of the current study was to investigate how student outcomes are clustered within schools in an obesity prevention trial. METHOD Baseline data from the Food, Health & Choices project(More)
Childhood obesity is a complex, worldwide problem. Significant resources are invested in its prevention, and high-quality evaluations of these efforts are important. Conducting trials in school settings is complicated, making process evaluations useful for explaining results. Intervention fidelity has been demonstrated to influence outcomes, but others have(More)
BACKGROUND Schools are frequent settings for childhood obesity prevention; however, intervention results are mixed. Classroom context may hold important clues to improving these interventions. METHODS We used mixed methods to examine classroom context during a curriculum intervention taught by trained instructors in fifth grade classrooms. We identified(More)
BACKGROUND Researchers have established the benefits of school gardens on students' academic achievement, dietary outcomes, physical activity, and psychosocial skills, yet limited research has been conducted about how school gardens become institutionalized and sustained. OBJECTIVE Our aim was to develop a tool that captures how gardens are effectively(More)