Table 3. Clinical outcomes of ACS hospitalizations with and without RA.

PTCA: percutaneous transluminal coronary angioplasty; PCI DES: percutaneous coronary intervention with drug-eluting stent; PCI BMS: percutaneous coronary intervention with bare-metal stent; IABP: intra-aortic balloon pump; PEAD: percutaneous external assist devices; thrombolytics: intracoronary artery thrombolytic infusion; CABG: coronary artery bypass graft; OR: odds ratio; CI: confidence interval; USD: United States dollars

* statistically significant  

	ACS with RA (n=22,615)	ACS without RA (n=1,296,849)	Adjusted OR	p-value
	%	%	(95% CI)
Primary outcome
In-hospital mortality	4.5	4.6	0.84 (0.72-0.99)	0.034*
Secondary outcomes
PTCA	4.3	5.1	0.94 (0.81-1.10)	0.451
PCI DES	35.4	40.5	1.14 (1.07-1.23)	<0.0001*
PCI BMS	7.1	7.9	1.01 (0.90-1.14)	0.884
IABP	2.8	4.0	0.78 (0.64-0.95)	0.015*
PEAD	0.88	1.0	1.07 (0.77-1.48)	0.697
Thrombolytics	0.24	0.29	1.07 (0.56-2.05)	0.836
CABG	6.9	8.1	0.95 (0.83-1.09)	0.473
			Adjusted mean difference
LOS, mean days	4.6	4.4	-0.18 (- {0.32- 0.05}	0.009*
Total charge, mean, USD	85,273	91,889	-888 ({-3845}-2070)	0.556