Table 4. Correlation between pre-test probability of SBO and POCUS findings.

POCUS, point-of-care ultrasound; SBO, small bowel obstruction

POCUS result	Pre-test probability
	High (>80%) to moderate (50-80%)	Low (<20%) to mild (20-49%)
Positive POCUS	52%	16%
Negative POCUS	48%	84%