Table 3.

Base Case Output (per 1,000 Children With Blunt Torso Trauma)^*

Events	CDR	Standard Care	Difference
Number of abdominal CT scans obtained	343	447	104
Number of abdominal CT scans per IAI diagnosis	21	27	6
Number of missed IAI	0.59	0.09	–0.50
Total costs, $	2,293,140	2,347,667	54,527
Incremental cost per additional IAI detected, $			108,110

CDR = clinical decision rule; IAI = intraabdominal injury requiring acute intervention.

^*Estimated 2011 hospital costs.