<qa>  What is the VAS-score?Patients with age-adjusted score3 will receive supplements according to standard criteria25-28. Energy demand is calculated as weight x100x1.3 KJ day. Protein need is calculated as weight x 1.5 gram proteinday. Fluid need is calculated as weight x 30 mlday 30. Comorbidity is scored using the Charlson index score, pain and nausea using the VAS-score 32,33.Habitual intestinal function is scored using the Bristol scale34. 