Variables | Overall population (n = 73) | VO2max ≥ 16 mL/kg/min (n = 38) | VO2max < 16 mL/kg/min (n = 35) | P value for comparison | P value for correlation with linear VO2max |
---|---|---|---|---|---|
Demographics | Â | Â | Â | Â | Â |
Age, years | 61 ± 10 | 57 ± 10 | 65 ± 9 | 0.001** |  < 0.0001*** |
Male | 57 (78%) | 34 (90%) | 23 (66%) | 0.014* | 0.004** |
Height, cm | 166 ± 7 | 168 ± 7 | 164 ± 7 | 0.001** | 0.022* |
Weight, kg | 68 ± 11 | 69 ± 12 | 67 ± 10 | 0.569 | 0.530 |
BMI, kg/m2 | 25 ± 4 | 24 ± 3 | 25 ± 4 | 0.249 | 0.414 |
BSA, m2 | 1.8 ± 0.2 | 1.8 ± 0.2 | 1.7 ± 0.2 | 0.270 | 0.303 |
Comorbidities and etiology | Â | Â | Â | Â | Â |
Coronary heart disease | 43 (59%) | 26 (68%) | 17 (49%) | 0.085 | 0.349 |
Myocardial infarction | 20 (27%) | 12 (32%) | 8 (23%) | 0.404 | 0.595 |
Dilated cardiomyopathy | 19 (26%) | 9 (24%) | 10 (29%) | 0.634 | 0.491 |
Hypertrophic cardiomyopathy | 2 (3%) | 1 (3%) | 1 (3%) | 0.953 | 0.485 |
NVM | 2 (3%) | 1 (3%) | 1 (3%) | 0.953 | 0.939 |
Moderate mitral regurgitation | 16 (22%) | 6 (16%) | 10 (26%) | 0.187 | 0.171 |
Diabetes | 30 (41%) | 16 (42%) | 14 (40%) | 0.860 | 0.999 |
Hypertension | 32 (44%) | 15 (39%) | 17 (49%) | 0.434 | 0.062 |
Hyperlipidemia | 26 (36%) | 13 (34%) | 13 (37%) | 0.794 | 0.752 |
Hyperuricemia | 26 (36%) | 11 (29%) | 15 (43%) | 0.215 | 0.036* |
CKD (compensation stage) | 7 (10%) | 3 (8%) | 4 (11%) | 0.608 | 0.291 |
COPD | 4 (5%) | 3 (8%) | 1 (3%) | 0.360 | 0.670 |
Laboratory variables | Â | Â | Â | Â | Â |
NT-proBNP, pg/mL | 892 ± 1417 | 516 ± 664 | 1301 ± 1855 |  < 0.0001*** | 0.004** |
Hemoglobin, g/L | 145 ± 15 | 149 ± 12 | 139 ± 16 | 0.003** | 0.003** |
Creatinine, mg/dL | 95 ± 23 | 98 ± 23 | 91 ± 24 | 0.695 | 0.371 |
Sodium, mEq/L | 139 ± 6 | 139 ± 7 | 140 ± 3 | 0.636 | 0.055 |
GFR, mL/min/1.73 m2 | 73 ± 17 | 76 ± 18 | 69 ± 16 | 0.082 | 0.044* |
Glucose, mmol/L | 7 ± 2 | 6 ± 2 | 7 ± 2 | 0.947 | 0.720 |
Triglycerides, mmol/L | 1.5 ± 1.4 | 1.7 ± 1.8 | 1.4 ± 0.6 | 0.800 | 0.140 |
Cholesterol, mmol/L | 4.2 ± 1.5 | 4.3 ± 1.8 | 4.1 ± 1.1 | 0.774 | 0.322 |
HDL, mmol/L | 1.21 ± 0.28 | 1.21 ± 0.25 | 1.2 ± 0.3 | 0.995 | 0.682 |
nHDL, mmol/L | 3.0 ± 1.5 | 3.1 ± 1.8 | 2.8 ± 1.1 | 0.770 | 0.265 |
LDL, mmol/L | 2.4 ± 0.9 | 2.4 ± 0.8 | 2.4 ± 1.0 | 0.943 | 0.748 |
Oral drugs | Â | Â | Â | Â | Â |
Inhibitors of RAS | 48 (66%) | 28 (74%) | 20 (57%) | 0.137 | 0.078 |
Spironolactone | 47 (64%) | 19 (50%) | 28 (80%) | 0.007** | 0.003** |
ARNI | 15 (21%) | 7 (18%) | 8 (23%) | 0.639 | 0.487 |
CCB | 7 (10%) | 2 (5%) | 5 (14%) | 0.204 | 0.411 |
P2Y12 receptor antagonist | 29 (40%) | 17 (45%) | 12 (34%) | 0.362 | 0.510 |
Statin | 53 (73%) | 26 (68%) | 27 (77%) | 0.404 | 0.390 |
Trimetazidine | 7 (10%) | 3 (8%) | 4 (11%) | 0.608 | 0.308 |
Aspirin | 21 (29%) | 10 (26%) | 11 (31%) | 0.630 | 0.878 |
Warfarin | 10 (14%) | 4 (11%) | 6 (17%) | 0.411 | 0.445 |