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Table 3 Gastrointestinal and urinary tract sonography protocol (GUTS) score

From: Predictive value of transabdominal intestinal sonography in critically ill patients: a prospective observational study

Grade 0

Grade 1

Grade 2

Grade 3

Grade 4

• SBD < 20 mm

• Peristalsis present

• SBD < 20 mm

• Peristalsis absent or non-effective

• SBD 20–30 mm

• Peristalsis absent, augmented, or non-effective

• IAP 12–15 mmHg

• SBD > 30 mm

• Peristalsis absent

• IAP 16–20 mmHg

• APP < 60 mmHg

• SBD > 30 mm

• Peristalsis absent

• IAP > 20 mmHg

• APP < 60 mmHg

  1. Our modified GUTS score was quoted from the detailed version presented in reference [24], which includes > 10 parameters
  2. SBD small bowel diameter, IAP intra-abdominal pressure, APP abdominal perfusion pressure
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Critical Care

ISSN: 1364-8535