Effect of opt-in versus opt-out framing on trial recruitment: a study within a trial of the GAMEPAD randomized trial.

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Title: Effect of opt-in versus opt-out framing on trial recruitment: a study within a trial of the GAMEPAD randomized trial.
Authors: Shah T; Department of Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA., Coratti S; Penn Center for Health Incentives and Behavioral Economics, University of Pennsylvania, Philadelphia, PA., Farraday D; Penn Center for Health Incentives and Behavioral Economics, University of Pennsylvania, Philadelphia, PA., Norton L; Penn Center for Health Incentives and Behavioral Economics, University of Pennsylvania, Philadelphia, PA; Department of Medical Ethics and Health Policy, University of Pennsylvania, Philadelphia, PA., Rareshide C; Penn Center for Health Incentives and Behavioral Economics, University of Pennsylvania, Philadelphia, PA., Zhu J; Department of Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA; Penn Center for Health Incentives and Behavioral Economics, University of Pennsylvania, Philadelphia, PA; Department of Medical Ethics and Health Policy, University of Pennsylvania, Philadelphia, PA., Levin MG; Department of Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA; Corporal Michael J. Crescenz VA Medical Center, Philadelphia, PA., Park SH; Department of Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA; Penn Center for Health Incentives and Behavioral Economics, University of Pennsylvania, Philadelphia, PA; Department of Medical Ethics and Health Policy, University of Pennsylvania, Philadelphia, PA; Corporal Michael J. Crescenz VA Medical Center, Philadelphia, PA., Damrauer SM; Corporal Michael J. Crescenz VA Medical Center, Philadelphia, PA; Penn Cardiovascular Outcomes, Quality, and Evaluative Research Center, University of Pennsylvania, Philadelphia, PA; Penn Cardiovascular Institute, University of Pennsylvania, Philadelphia, PA; Division of Vascular Surgery, University of Pennsylvania, Philadelphia, PA., Giri JS; Department of Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA; Corporal Michael J. Crescenz VA Medical Center, Philadelphia, PA; Penn Cardiovascular Outcomes, Quality, and Evaluative Research Center, University of Pennsylvania, Philadelphia, PA; Leonard Davis Institute of Health Economics, University of Pennsylvania, Philadelphia, PA., Chokshi NP; Department of Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA; Penn Center for Health Incentives and Behavioral Economics, University of Pennsylvania, Philadelphia, PA; Leonard Davis Institute of Health Economics, University of Pennsylvania, Philadelphia, PA; Penn Center for Digital Cardiology, University of Pennsylvania, Philadelphia, PA., Jackson BM; Division of Vascular Surgery, Lehigh Valley Heart and Vascular Institute, Allentown, PA., Patel MS; Ascension Health, St. Louis, MO., Fanaroff AC; Department of Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA; Penn Center for Health Incentives and Behavioral Economics, University of Pennsylvania, Philadelphia, PA; Penn Cardiovascular Outcomes, Quality, and Evaluative Research Center, University of Pennsylvania, Philadelphia, PA; Leonard Davis Institute of Health Economics, University of Pennsylvania, Philadelphia, PA; Penn Center for Digital Cardiology, University of Pennsylvania, Philadelphia, PA. Electronic address: alexander.fanaroff@pennmedicine.upenn.edu.
Source: American heart journal [Am Heart J] 2026 Feb; Vol. 292, pp. 107285. Date of Electronic Publication: 2025 Oct 03.
Publication Type: Journal Article; Randomized Controlled Trial
Journal Info: Publisher: Mosby Country of Publication: United States NLM ID: 0370465 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1097-6744 (Electronic) Linking ISSN: 00028703 NLM ISO Abbreviation: Am Heart J Subsets: MEDLINE
Database: MEDLINE Ultimate
Description
ISSN:1097-6744
DOI:10.1016/j.ahj.2025.107285