Assessment of risk factors and test performance on malnutrition prevalence at admission using four different screening tools.

Background & Aims: Malnutrition is very common in patients when admitted to the hospital. The aim of the present study was: a) to determine the prevalence of malnutrition at admission in a tertiary care hospital and identify risk factors for malnutrition, and b) to test the sensitivity and specificity of different screening tests for malnutrition compared to subjective global assessment (SGA).

Methods: We conducted a prospective study at 24h of admission in order to assess malnutrition in 537 adult subjects (56.