Table 1 Characteristics of the sample and cardiopulmonary exercise testing results
Variable | Value |
|---|---|
Demographic data | |
Age (years) | 67 (57–75) |
Gender (male) | 4 (50%) |
Weight (kg) | 72.5 (42.3–100.2) |
Height (cm) | 159 (145–170) |
BMI (kg/m2) | 28.2 (19.6–33.1) |
Characteristics of CHF | |
NYHA class II | 6 (75%) |
NYHA class III | 2 (25%) |
LVEF (%) | 61.2 (47–72.6) |
Preserved ejection fraction | 5 (62.5%) |
Reduced ejection fraction | 3 (37.5%) |
BNP (pg/mL) | 99.1 (85–118) |
Current drugs | |
Diuretic | 8 (100%) |
ACEI | 6 (75%) |
β-blocker | 6 (75%) |
MRA | 3 (37.5) |
Sacubitril/valsartan | 2 (25) |
Anticoagulant | 4 (50%) |
CPET results | |
VO2peak (mL/kg/min) | 15.6 (13.1–16.5) |
VE/VCO2 slope | 22.3 (24.1–19.2) |
HRmax (beats/min) | 138 (97–154) |
Oxygen pulse (mL/beat) | 9.52 (7.40–12.9) |
SBP during peak exercise (mmHg) | 162 (114–195) |
DBP during peak exercise (mmHg) | 93 (65–128) |
RER at rest | 0.85 (0.81–0.90) |
RER at peak exercise | 1.09 (0.95–1.25) |