Malnutrition prevalence by cancer type. (A) Malnutrition according to cancer characteristics including tumor primary origin, grade (WHO), histology, and functionality. (B) Malnutrition according to the number of previous treatments. (C) Malnutrition according to the type of previous treatments. Abbreviations: Chemo, chemotherapy; IT, immunotherapy; NEC, neuroendocrine carcinoma; NET, neuroendocrine tumors; PRRT, peptine receptor radiotherapy; SSA, somatostatin analogs; TACE, transarterial chemoembolization; TKI, tyrosine kinase inhibitors.