Table 3.

Outcomes in the propensity-matched continuous regional arterial infusion and non–continuous regional arterial infusion groups ^a

Outcomes	CRAI (n = 207)	Non-CRAI (n = 207)	P
In-hospital mortality, n (%)	16 (7.7%)	18 (8.7%)	0.720
Median length of stay, days (IQR)	28.5 (18.3 to 36.8)	18.0 (12.0 to 28.0)	<0.001
Median cost, US$ (IQR)	$21,800 ($16,200 to $32,400)	$12,600 ($7,940 to $21,700)	<0.001
Interventions for infectious complications, n (%)	6 (2.9%)	1 (0.5%)	0.061

^aCRAI, Continuous regional arterial infusion; IQR, Interquartile range.