Table 2.

Demographic and clinical characteristics of the study participants

Characteristics	Value (n=100)
Age (years)	67.5 (60–76.5)
Sex
Male	n=67
Female	n=33
Education (years)	10 (8–12)
Left ventricular ejection fraction (%)	35 (30–45)
NYHA class
I	n=1
II	n=44
III	n=54
IV	n=1
Time from HF diagnosis (years)	2 (1–6)
Medication
Diuretics	n=97
Beta blockers	n=96
ACEi/ARB	n=85
Digoxin	n=36

Abbreviations: ACEi, angiotensin-converting-enzyme inhibitor; ARB, angiotensin receptor blockers; HF, heart failure; NYHA, New York Heart Association.