The goal of this observational study is to evaluate nutritional status of critically ill patients admitted to Pediatric Intensive Care Units (PICU) at Sohag University Hospital and its correlation with their outcome as regarding to need for mechanical ventilation, acquired infection, metabolic complications, and mortality.
All critically ill children who admitted in PICUs at Sohag University Hospital with age range from 1 month up to 16 years old.
Patient with recurrent admissions to the PICU during the specified study period, only the first admission will be included.
Patient with PICU stay less than 48 hours.
Patients referred with nutritional regimen or metabolic disease e.g. patients on ketogenic diet and patients with inborn errors of metabolism.