Dual source computed tomography coronary angiography in new onset cardiomyopathy

Table 1 Patient characteristics n (%)

	All patients (n = 18)	Ischemic (n = 2)	Non-ischemic (n = 16)	P-value
Male sex	10 (56)	2 (100)	8 (50)	0.32
Age (yr)	56 ± 13	67.5 ± 14.8	55.2 ± 12.3	0.86
Hypertension	16 (89)	2 (100)	14 (88)	1.00
Diabetes mellitus	6 (33)	2 (100)	4 (25)	0.10
Hyperlipidemia	11 (61)	2 (100)	9 (56)	0.50
Tobacco use	3 (17)	0 (0)	3 (19)	1.00
Body mass index	27.9 ± 4.5	30.3 ± 5.4	28.3 ± 4.6	0.26
Creatinine clearance	83.5 ± 29.4	60.4 ± 6.6	86.3 ± 29.9	0.052
Baseline medications
Lasix	13 (72)	2 (100)	11 (69)	1.00
Beta blocker	18 (100)	2 (100)	16 (100)	NS
ACE inhibitor/angiotensin receptor blocker	17 (94)	2 (100)	15 (94)	1.00
Aldactone	4 (22)	0 (0)	4 (25)	1.00
Digoxin	3 (17)	1 (50)	2 (13)	0.31
Statin use	11 (61)	2 (100)	9 (56)	0.50
Aspirin	12 (67)	2 (100)	10 (63)	0.53
Echocardiography
LV EF	22.8 ± 8.6	17.5 ± 3.5	23.4 ± 8.9	0.33
Regional wall motion abnormalities	12 (67)	2 (100)	10 (63)	0.53
Valvular abnormalities	6 (33)	0 (0)	6 (38)	0.53

LV: Left ventricle; EF: Ejection fraction; NS: Not significant.

Table 2 Coronary computed tomography angiography parameters

	All patients (n = 18)	Ischemic(n = 2)	Non-ischemic (n = 16)	P-value
Sublingual nitroglycerin	18 (100)	2 (100)	16 (100)	NS
Intravenous β-blocker	3 (17)	0 (0)	3 (19)	1.00
Contrast amount	91 ± 17	81 ± 15	93 ± 17	0.33
Contrast rate	6 ± 0.5	5.5 ± 0.7	6.1 ± 0.4	0.33
Average heart rate	75 ± 16	68 ± 11	76 ± 16	0.64
Calcium score	138 ± 330	789 ± 839	57 ± 114	0.03
LV EDV	198 ± 87	163 ± 47	203 ± 91	0.72
LV EF	37 ± 19	17 ± 4	40 ± 19	0.09

LV:Left ventricle; EDV: End diastolic volume; EF: Ejection fraction; NS:Not significant.