Table 1.

Patient and disease characteristics for univariable and multivariable analysis.

Demographics:	Comorbidities:
Age	Congestive heart failure
Sex	Previous myocardial infarction
Race	Peripheral vascular disease
	Cerebrovascular disease
Year of catheterization	Diabetes
Number of diseased vessels at catheterization	Hypertension
MR grade	Hyperlipidemia
	Body mass index
Hemodynamic and renal function
parameters:	Chronic obstructive pulmonary disease
Systolic and diastolic blood pressure	Liver disease
Heart rate	Peptic ulcer disease
Ejection fraction	Prior malignancy
Estimated glomerular filtration rate	Connective tissue disease
	End stage renal disease requiring dialysis
New York Heart Association class	Dementia
Non-cardiac Charlson Comorbidity Index
Family history of coronary artery disease
Smoking history