Table 7. Post-test odds of SBO using Bayesian analysis.

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

	Pre-test probability
	High (81%)	Moderate (middle of range = 65%)	Mild (middle of range = 34%)	Low (19%)
POCUS positive for SBO	post-test odds = 39.6%	post-test odds = 17.5%	post-test odds = 4.8%	post-test odds = 2.1%
POCUS negative for SBO	post-test odds = 0.4%	post-test odds = 0.2%	post-test odds = 0.0%	post-test odds = 0.0%