Table 2.
Univariate analysis of pulmonary function.
| Measure | Left heart failure | Right heart failure | P valure |
|---|---|---|---|
| Rest VO2, ml/min | 341.82±97.65 | 285.07±67.69 | <0.001 |
| Rest VE, L/min | 11.09±3.16 | 10.42±2.75 | 0.214 |
| Rest VT, L | 0.68±0.20 | 0.59±0.22 | 0.028 |
| Rest FEV1, L | 2.89±0.57 | 2.55±0.59 | 0.001 |
| Rest FVC, L | 3.69±0.69 | 3.23±0.74 | 0.001 |
| Rest FEV1/FVC, % | 79.28±5.41 | 79.25±7.70 | 0.984 |
| Rest MVV, L/min | 118.27±28.62 | 97.17±27.12 | <0.001 |
| Rest Rf, b/min | 17.02±4.69 | 18.82±5.44 | 0.054 |
| Rest VD/VT, % | 31.40±5.62 | 31.67±4.69 | 0.778 |
| Rest PetCO2, mmHg | 33.72±4.47 | 28.78±4.25 | <0.001 |
| Rest PetO2, mmHg | 110.68±7.48 | 115.80±6.65 | <0.001 |
| Rest VE/VCO2, L/min/L/min | 37.96±6.50 | 43.45±6.79 | <0.001 |
| Peak VO2, ml/min | 1092.85±309.73 | 756.83±271.30 | <0.001 |
| Peak VE, L/min | 43.62±11.79 | 36.91±14.71 | 0.007 |
| Peak BR, % | 61.80±9.77 | 63.83±12.19 | 0.315 |
| Peak VT, L | 1.47±0.41 | 1.19±0.36 | <0.001 |
| Peak Rf, b/min | 30.30±6.01 | 31.24±8.04 | 0.468 |
| Peak VD/VT, % | 27.18±4.02 | 28.83±4.04 | 0.027 |
| Peak PetCO2, mmHg | 33.42±6.04 | 24.32±5.30 | <0.001 |
| Peak PetO2, mmHg | 117.17±6.10 | 124.43±5.61 | <0.001 |
| Peak VE/VCO2, L/min/L/min, | 36.13±7.97 | 48.50±11.95 | <0.001 |
| VE/VCO2 slope | 32.74±7.52 | 45.70±16.18 | 0.001 |
| EIS, n | – | 21 | |
| ΔVO2, % | 236.40±108.37 | 171.28±82.76 | <0.001 |
| ΔVE, % | 323.56±168.47 | 262.41±118.19 | 0.023 |
| ΔVT, % | 126.49±59.07 | 114.34±68.37 | 0.300 |
| ΔRf, % | 88.70±58.52 | 72.89±45.66 | 0.054 |
| ΔVD/VT, % | −11.71±15.45 | −7.72±14.21 | 0.300 |
| ΔPetCO2, % | −0.61±14.16 | −15.61±12.91 | <0.001 |
| ΔPetO2,% | 6.18±7.06 | 7.65±5.12 | 0.196 |
| ΔVE/VCO2, % | 4.55±16.28 | −11.46±18.68 | <0.001 |
Rf – respiratory frequency.