Slopes of VE/VCO2 and ratio of tidal volume to dead space (VD/VT) at peak exercise are compared in patients with HVS and controls. The shift of the slope of this relationship in patients with HVS is consistent with the observed lower PaCO2 (i.e. increased ventilatory drive).</p
<p>Data are presented as means ± SD; <b>RR<sub>Yint</sub></b> = respiratory rate calculated as Y int...
Background Exercise testing with ventilatory expired gas analysis has proven to be a valuable tool f...
We assessed the relationship between minute ventilation/carbon dioxide output (VE/VCO2) and ventilat...
Slopes of ventilatory efficiency (VE/VCO2) to partial pressure of arterial oxygen (PaCO2) at peak ex...
In contrast to patients with HVS, VE/VCO2 decreased during exercise in controls. ** = p<0.01 compare...
Heart failure and ventilatory disease often coexist; both create abnormalities in cardiopulmonary ex...
<p><i>Upper panel</i>: the ratio of increase in VO<sub>2</sub> to work rate (ΔVO<sub>2</sub>/ΔWR); <...
Heart failure (HF) and chronic obstructive pulmonary disease (COPD) coexistence increases morbidity ...
Aims In chronic heart failure (CHF) patients, the ventilation (VE) needed to eliminate metabolically...
During exercise, heart failure patients (HF) show an out-of-proportion ventilation increase, which i...
In severe chronic heart failure (CHF) the ventilatory cost of CO2 elimination during exercise (VE/VC...
Background An elevated ventilatory efficiency slope during exercise (minute ventilation/volume of ex...
During exercise, heart failure patients (HF) show an out-of-proportion ventilation increase, which i...
Dead space/tidal volume ratio (VD/VT) evaluation is currently performed in patients with respiratory...
Background: The lowest minute ventilation (VE) and carbon dioxide production (VCO2) ratio during exe...
<p>Data are presented as means ± SD; <b>RR<sub>Yint</sub></b> = respiratory rate calculated as Y int...
Background Exercise testing with ventilatory expired gas analysis has proven to be a valuable tool f...
We assessed the relationship between minute ventilation/carbon dioxide output (VE/VCO2) and ventilat...
Slopes of ventilatory efficiency (VE/VCO2) to partial pressure of arterial oxygen (PaCO2) at peak ex...
In contrast to patients with HVS, VE/VCO2 decreased during exercise in controls. ** = p<0.01 compare...
Heart failure and ventilatory disease often coexist; both create abnormalities in cardiopulmonary ex...
<p><i>Upper panel</i>: the ratio of increase in VO<sub>2</sub> to work rate (ΔVO<sub>2</sub>/ΔWR); <...
Heart failure (HF) and chronic obstructive pulmonary disease (COPD) coexistence increases morbidity ...
Aims In chronic heart failure (CHF) patients, the ventilation (VE) needed to eliminate metabolically...
During exercise, heart failure patients (HF) show an out-of-proportion ventilation increase, which i...
In severe chronic heart failure (CHF) the ventilatory cost of CO2 elimination during exercise (VE/VC...
Background An elevated ventilatory efficiency slope during exercise (minute ventilation/volume of ex...
During exercise, heart failure patients (HF) show an out-of-proportion ventilation increase, which i...
Dead space/tidal volume ratio (VD/VT) evaluation is currently performed in patients with respiratory...
Background: The lowest minute ventilation (VE) and carbon dioxide production (VCO2) ratio during exe...
<p>Data are presented as means ± SD; <b>RR<sub>Yint</sub></b> = respiratory rate calculated as Y int...
Background Exercise testing with ventilatory expired gas analysis has proven to be a valuable tool f...
We assessed the relationship between minute ventilation/carbon dioxide output (VE/VCO2) and ventilat...