Prognostic Value of Normal Stress Echocardiography in Obese Patients

Table 1

Patient characteristics in the study population.

	Obese ()	Normal BMI ()	value
Age (mean)	50.3 ± 0.6	53.3 ± 1.2	NS
Race	Black (60%)	Black (48%)	0.01
Female	69%	61%	0.09
Hypertension	64%	53%	0.019
Smoking	23%	30%	0.13
Diabetes	33%	16%	0.0001
PVD	4%	4%	0.803
HLD	29%	27%	0.585
CVA	3%	5%	0.321
Family history CAD	32%	27%	0.391
Ultrasound contrast agent used	10%	2%	0.005
Previous CAD	8%	11%	0.218
Noncardiac death	1 (0.2%)	2 (1%)	0.19
MACE	None	None
Repeat stress at 1 year	2%	1%	0.735
ER visit at 1 year	12%	8%	0.34

CAD = coronary artery disease; CVA = cerebral vascular accident; ER = emergency room; HLD = hyperlipidemia; MACE = major adverse cardiac event; PVD = peripheral vascular disease. Data are expressed as number (percentage).