TABLE 1

Comparison of Contrast-Enhanced CTA Findings with CT Findings and Stress Perfusion Defects

PET	CT	Coronary angiography
				LMC			LAD			LCX			RCA			Bypass			Total
				<50%	≥50%	<50%	≥50%	<50%	≥50%	<50%	≥50%	Patent	Stenotic	<50%	≥50%	All
Ischemic	≥50%	0	1	1	3	1	2	0	2	0	1	2	9	11
Normal	<50%	18	0	8	2	8	0	11	1	11	0	56	3	59
Normal	≥50%	4	0	2	4	5	2	2	1	0	0	13	7	20
Ischemic	<50%	2	0	0	0	0	1	0	0	0	0	2	1	3
Total		24	1	11	9	14	5	13	4	11	1	73	20	93

LMC, LAD, LCX, and RCA = left main, left anterior descending, left circumflex, and right coronary arteries, respectively.