Characterization of nutritional status in critically ill patients using biochemical markers

Introduction: Malnutrition is a real problem in the care and evolution of critically ill patients. Objective: To characterize the nutritional status of critically ill patients using biochemical markers in an Intensive Care Unit of the León Cuervo Rubio Provincial Hospital in the Pinar del Río Province from August 2021 to August 2022. Method: An observational, analytical, cross-sectional study was carried out. The universe was made up of 40 patients who met the inclusion criteria. Ethical principles were followed. Results: The male sex and those over 55 years of age predominated. The predominant associated comorbidity was arterial hypertension followed by diabetes mellitus. The main outcome indicators of the affected complementary factors coincided with decompensated glycemia and low total proteins. Conclusions: In the management of nutritional status in critically ill patients, timely interventions aimed at improving work strategies are needed.