Usual diet before diagnosis and survival from colorectal cancer

Abstract

AbstractBackground:  Much research has investigated possible links between diet and the risk of colorectal cancer, but little is known about whether dietary habits influence prognosis following diagnosis.Methods:  Incident cases of colorectal cancer were ascertained among participants of the Melbourne Collaborative Cohort Study, a prospective cohort study of 41 528 Australians recruited between 1990 and 1994. Eligible participants had to be diagnosed with a first colorectal cancer between recruitment and 1 August 2002. At recruitment, participants answered a detailed food frequency questionnaire regarding their usual diet. Information on tumor site and stage, treatments given, recurrences an..