Acceptability of a Web-Based Health App (PortfolioDiet.app) to Translate a Nutrition Therapy for Cardiovascular Disease in High-Risk Adults: Mixed Methods Randomized Ancillary Pilot Study

Meaghan E Kavanagh   ^{1, 2} , MSc, PhD ;   Laura Chiavaroli   ^{1, 2, 3} , MSc, PhD ;   Selina M Quibrantar   ¹ , MSc ;   Gabrielle Viscardi   ¹ , BSc (Hons), RD ;   Kimberly Ramboanga   ² , BASc ;   Natalie Amlin   ² , BSc, RD ;   Melanie Paquette   ^{1, 2} , RD, MSc ;   Sandhya Sahye-Pudaruth   ^{1, 2} , RD, MSc ;   Darshna Patel   ^{1, 2} , BA ;   Shannan M Grant   ^{4, 5} , PDt, RD, MSc, PhD ;   Andrea J Glenn   ^{6, 7} , RD, PhD ;   Sabrina Ayoub-Charette   ^{1, 2} , BSc ;   Andreea Zurbau   ^{1, 2} , RD, PhD ;   Robert G Josse   ⁸ , MD ;   Vasanti S Malik   ^{1, 7} , PhD ;   Cyril W C Kendall   ^{1, 2} , PhD ;   David J A Jenkins   ^{1, 2, 3, 8, 9} , MD, PhD ;   John L Sievenpiper   ^{1, 2, 3, 8, 9} , MD, PhD

¹ Department of Nutritional Sciences, Temerty Faculty of Medicine, University of Toronto, Toronto, ON, Canada

² Toronto 3D Knowledge Synthesis and Clinical Trials Unit, Clinical Nutrition and Risk Factor Modification Center, St. Michael’s Hospital, Unity Health Toronto, Toronto, ON, Canada

³ Li Ka Shing Knowledge Institute, St. Michael’s Hospital, Unity Health Toronto, Toronto, ON, Canada

⁴ Departments of Pediatrics and Obstetrics and Gynaecology, IWK Health, Halifax, NS, Canada

⁵ Department of Obstetrics and Gynaecology, Faulty of Medicine, Dalhousie University, Halifax, NS, Canada

⁶ Department of Nutrition and Food Studies, New York University, New York, NY, United States

⁷ Department of Nutrition, Harvard T.H. Chan School of Public Health, Boston, MA, United States

⁸ Division of Endocrinology and Metabolism, St. Michael’s Hospital, Unity Health Toronto, Toronto, ON, Canada

⁹ Department of Medicine, Temerty Faculty of Medicine, University of Toronto, Toronto, ON, Canada