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Use of Theory in Behavior Change Interventions: An Analysis of Programs to Increase Physical Activity in Posttreatment Breast Cancer Survivors
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Bluethmann, Shirley M.; Bartholomew, L. Kay; Murphy, Caitlin C.; Vernon, Sally W. – Health Education & Behavior, 2017
Objective: Theory use may enhance effectiveness of behavioral interventions, yet critics question whether theory-based interventions have been sufficiently scrutinized. This study applied a framework to evaluate theory use in physical activity interventions for breast cancer survivors. The aims were to (1) evaluate theory application intensity and…
Descriptors: Behavior Change, Intervention, Behavior Theories, Screening Tests
Moderators of Theory-Based Interventions to Promote Physical Activity in 77 Randomized Controlled Trials
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Bernard, Paquito; Carayol, Marion; Gourlan, Mathieu; Boiché, Julie; Romain, Ahmed Jérôme; Bortolon, Catherine; Lareyre, Olivier; Ninot, Gregory – Health Education & Behavior, 2017
A meta-analysis of randomized controlled trials (RCTs) has recently showed that theory-based interventions designed to promote physical activity (PA) significantly increased PA behavior. The objective of the present study was to investigate the moderators of the efficacy of these theory-based interventions. Seventy-seven RCTs evaluating…
Descriptors: Intervention, Physical Activity Level, Randomized Controlled Trials, Meta Analysis