Elevated Level of Troponin but Not N-Terminal Probrain Natriuretic Peptide Is Associated with Increased Risk of Sudden Cardiac Death in Hypertrophic Cardiomyopathy Calculated According to the ESC Guidelines 2014

Table 1

Baseline characteristics of the patients.

NYHA class	2.3 ± 0.6
CCS class	1.5 ± 0.4
Syncope (n)	15
Sudden death in family history (n)	15
NSVT in current Holter (n)	11
Creatinine, μg/L	82.3 ± 11.6
Maximum LV thickness, mm	22.5 ± 4.2
Resting LVOT gradient, ≥30 mm Hg (n)	8
Provocable LVOT gradient, ≥30 mm Hg (n)	17
Left atrial diameter, mm, mean (SD)	4.83 ± 0.81
Drugs with negative chronotropic properties (n)
β-Blocker	37
Verapamil	5
None	4

CCS: Canadian Cardiovascular Society; LVOT: left ventricular outflow tract; LV: left ventricular; NSVT: nonsustained ventricular tachycardia; NYHA: New York Heart Association.