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Table 1 Descriptive characteristics of the participants

From: A moderate 500-m treadmill walk for estimating peak oxygen uptake in men with NYHA class I-II heart failure and reduced left ventricular ejection fraction

n 39
Age (y) 67.7 (9.2)
Body mass index (kg/m2) 28.8 (3.8)
Left ventricular ejection fraction (%) 38 (6)
Ischemic etiology (%) 72
NYHA functional class I/II (%) 62/38
Serum sodium (mEq/L) 140 (2)
Cardiovascular risk factors
 Family history of CVD (%) 66
 Hypertension (%) 72
 Fasting glucose (mg/dl) 105 (25)
 Total cholesterol (mg/dl) 167 (47)
 HDL cholesterol (mg/dl) 42 (9)
 Triglycerides (mg/dl) 107 (52)
 Serum creatinine (mg/dl) 1.03 (0.2)
 Current smoking (%) 6
Medical history (%)
 Coronary artery by-pass graft 41
 Myocardial infarction 39
 PTCA 30
 Valvular repair/replacement 11
 Other 8
Medications (%)
 ACE inhibitor or ARB 89
 Aspirin 80
 β-blockers 89
 Calcium antagonists 14
 Diuretics 81
 Statins 75
  1. Data are presented as mean (standard deviation) or percentage. ACE angiotensin-converting enzyme, ARB angiotensin receptor blocker, CVD cardiovascular disease, NYHA New York Heart Association, PTCA Percutaneous Transluminal Coronary Angioplasty