Table.

Baseline Clinical Characteristics

Characteristic	All Patients, %		Propensity Score–Matched Patients, %
	CABG (n = 194 223)	PCI (n = 57 330)	CABG (n = 52 578)	PCI (n = 52 578)
Age
66–70 y	31.3	29.0	30.0	29.8
71–75 y	31.8	27.0	27.6	27.9
76–80 y	24.1	22.7	23.1	23.3
81–85 y	10.7	14.6	14.7	14.6
≥86 y	2.1	6.8	4.6	4.4
Female	33.8	43.3	41.2	42.0
Race
White	92.4	91.9	92.5	92.1
Black	4.3	4.6	4.4	4.6
Other	3.3	3.5	3.2	3.3
Diabetes	36.0	33.4	33.3	33.3
Hypertension	77.6	78.7	78.5	78.6
Hyperlipidemia	29.1	28.0	28.0	28.5
Tobacco use	18.1	18.6	18.1	19.0
Chronic kidney disease	5.1	5.7	5.4	5.5
Peripheral arterial disease	21.6	18.2	17.4	18.3
Cerebrovascular disease	22.0	16.9	16.6	16.9
Prior MI	13.4	11.6	10.9	11.4
Heart failure	13.1	13.9	12.5	13.2
Unstable angina	38.4	29.5	30.4	29.9
Atrial fibrillation	9.5	12.2	11.2	11.6
Primary diagnosis of MI	21.4	29.6	28.2	28.4
Metropolitan area	72.4	73.0	73.0	73.0
U.S. Census region
New England	4.4	4.3	4.2	4.4
Middle Atlantic	13.5	11.9	12.0	12.3
South Atlantic	21.7	21.6	21.5	21.4
East South Central	8.9	7.1	7.1	7.3
West South Central	12.1	11.8	11.8	11.8
East North Central	19.9	19.6	20.2	20.1
West North Central	8.4	10.1	10.3	9.9
Mountain	3.7	4.9	4.6	4.6
Pacific	7.3	8.6	8.4	8.3
Year of procedure
1992–1994	7.6	3.2	2.6	2.6
1995–2003	58.9	46.8	47.9	47.9
2004–2008	33.6	50.0	49.5	49.5

CABG = coronary artery bypass graft; MI = myocardial infarction; PCI = percutaneous coronary intervention.