Fig. 3

Screening for enteral feeding intolerance (ARB). Differentiation between EFI in different parts of GI tract and respective terminology has not been uniformly established. *Suggested contraindications to EN are uncontrolled shock, uncontrolled hypoxemia and acidosis, uncontrolled upper GI bleeding, gastric aspirate > 500 ml/6 h, bowel ischemia, bowel obstruction, abdominal compartment syndrome, and high-output fistula without distal feeding access. # GRV between 200 and 500 ml can be considered increased and > 500 ml a cut-off for discontinuation of EN