Epidemiological Data on the Nutritional Status of Cancer Patients Receiving Treatment with Concomitant Chemoradiotherapy, Radiotherapy or Sequential Chemoradiotherapy to the Abdominopelvic Area.

Cancer patients are particularly susceptible to undernourishment so associated weight loss is frequent. Approximately 15% of patients lose >10% of their usual body weight, 40-80% become undernourished, and about 20% die as a result. Well-nourished patients have a higher survival rate when compared with patients at risk of undernourishment (19.