TABLE 4.

Rates of Adverse Outcomes, by Level of Comorbidity Assessment for Surgical Triage (CAST) Score

	%	Morbidity (30 d)	Mortality (30 d)	Mortality (inpatient)	Readmission (30 d)	Return to Emergency Department (7 d)	Any Returns to Care (30 d)
Low CAST Score (<1.8%)	69.9%	0.9%	0.0%	0.0%	1.4%	5.0%	9.3%
Medium CAST Score (1.8%–10%)	23.6%	3.6%	0.4%	0.1%	5.8%	8.9%	18.0%
High CAST Score (>10%)	6.4%	6.0%	0.8%	0.3%	6.9%	10.5%	19.6%

Morbidity rate based on the primary cohort. All other outcomes based on all elective surgical cases.