Table 1.

Clinical and laboratory characteristics of a cohort of patients with chronic Chagas' heart disease with inducible or no inducible sustained ventricular tachycardia during electrophysiologic study.

Variables	SVT (n = 12)	No SVT (n = 35)
Age (years)	57 ± 9	57 ± 12
Male	8 (67%)	21 (60%)
NYHA III/IV	1 (8%)	6 (17%)
Syncope	9 (75%)	13 (37%)⁎
ACEI/ARB	10 (83%)	29 (83%)
Beta-blockers	7 (58%)	29 (83%)
Digoxin	3 (25%)	9 (26%)
Diuretic	6 (50%)	18 (51%)
Spironolactone	6 (50%)	11 (31%)
Amiodarone	8 (67%)	6 (17%)⁎⁎
Heart rate	66 ± 11	69 ± 13
SBP (mmHg)	113.6 ± 13.6	127.3 ± 24.9
DBP (mmHg)	70.9 ± 8.3	80.3 ± 13.1⁎⁎⁎
Sodium (mEq/L)	138.9 ± 5	140.4 ± 2.9
Potassium (mEq/L)	4.1 ± 0.2	4.3 ± 0.4
Creatinine (mg/dL)	1.1 ± 0.3	1.3 ± 0.5⁎⁎
Hemoglobin (g/dL)	13.6 ± 0.8	13.6 ± 1.7

SVT = sustained ventricular tachycardia; ACE/ARB = angiotensin converting enzyme inhibitor/angiotensin receptor block; SBP = systolic blood pressure; DBP = diastolic blood pressure.

^⁎p = 0.04.

^⁎⁎p < 0.005.

^⁎⁎⁎p = 0.03.