Digital Health Intervention to Reduce Malnutrition Among Individuals With Gastrointestinal Cancer Receiving Cytoreductive Surgery Combined With Hyperthermic Intraperitoneal Chemotherapy: Feasibility, Acceptability, and Usability Trial

Yu Chen Lin   ^{1 *} , MS, PhD ;   Ryan Hagen   ^{1 *} , MS ;   Benjamin D Powers   ² , MS, MD ;   Sean P Dineen   ³ , MHPE, MD ;   Jeanine Milano   ⁴ , RDN, MS ;   Emma Hume   ¹ , MPH ;   Olivia Sprow   ¹ , MPH ;   Sophia Diaz-Carraway   ¹ , BA ;   Jennifer B Permuth   ^{3, 5} , MS, PhD ;   Jeremiah Deneve   ⁶ , DO, FACS ;   Amir Alishahi Tabriz   ^{1, 3} , MPH, MD, PhD ;   Kea Turner   ^{7, 8} , MPH, MA, PhD

¹ Department of Health Outcomes and Behavior, Moffitt Cancer Center, Tampa, FL, United States

² Department of Surgery, University of Maryland School of Medicine, Baltimore, MD, United States

³ Department of Gastrointestinal Oncology, Moffitt Cancer Center, Tampa, FL, United States

⁴ Department of Rehabilitation Services, Moffitt Cancer Center, Tampa, FL, United States

⁵ Department of Cancer Epidemiology, Moffitt Cancer Center, Tampa, FL, United States

⁶ Department of Surgery, University of North Carolina at Chapel Hill School of Medicine, Chapel Hill, NC, United States

⁷ Division of Health Systems, Policy, and Innovations, University of North Carolina at Chapel Hill School of Nursing, Chapel Hill, NC, United States

⁸ UNC Lineberger Comprehensive Cancer Center, Chapel Hill, United States

*these authors contributed equally