Malnutrition Screening and Dietary Intervention to Improve Nutrition Outcomes in Patients With Unresectable Pancreatic Cancer

PRIMARY OBJECTIVES: I. To compare the quality of life of subjects after 12 weeks between the intervention group with nutrition optimization with dietary prescription and nutrition support in comparison to standard care. II. To compare the frequency of hospitalization and length of stay (LOS) after 12 weeks between the intervention group with nutrition optimization with dietary prescription and nutrition support in comparison to standard care. III. To compare the subject's functional status, body weight and dietary intake after 12 weeks between the intervention group with nutrition optimization with dietary prescription and nutrition support in comparison to standard care. OUTLINE: Patients are randomized to 1 of 2 arms. ARM I: Patients receive standard nutrition care and record dietary intake and physical activity using Myfitness Pal smartphone application on study. ARM II: Patients undergo malnutrition screening with a registered dietician at baseline and participate in 12 weekly nutrition support sessions and those at moderate to high risk for malnutrition receive a personalized diet prescription on study. Patients also record dietary intake and physical activity using Myfitness Pal smartphone application on study.