Table 4

Multivariable logistic regression

 β Coefficient ± SEaP-value
Resting haemodynamics
 Arterial O2 saturation, %−1.9 ± 0.80.02
 SVC, mmHg1.7 ± 0.50.003
 PA, mmHg1.6 ± 0.60.005
 PAWP, mmHg1.5 ± 0.60.01
Qp, L/min0.4 ± 0.20.05
Qs, L/min0.9 ± 0.30.01
 Cardiac index, L/min/m20.2 ± 0.10.13
 Stroke volume, mL15.3 ± 4.80.002
 SVR, dynes/s/cm−5−203 ± 830.02
 SVRi, dynes/s/cm−5/m2−141 ± 520.01
 VO2, mL/min/kg−0.2 ± 0.10.01
 VO2, mL/min27.8 ± 6.8<0.001
Exercise haemodynamics
 Arterial O2 saturation, %−2.7 ± 1.20.03
 SVC, mmHg4.0 ± 1.0<0.001
 PA, mmHg3.0 ± 1.00.004
 PAWP, mmHg3.1 ± 1.10.006
Qs, L/min0.5 ± 0.40.24
 Stroke volume, mL15.9 ± 4.2<0.001
 SVR, dynes/s/cm−5−94 ± 470.05
 SVRi, dynes/s/cm−5/m2−60 ± 320.07
 VO2, mL/min/kg−1.9 ± 0.5<0.001
Angiography
Odds ratio (95% CI)aP-value
 Veno-venous collateral6.5 (1.4; 30.1)0.02
 β Coefficient ± SEaP-value
Resting haemodynamics
 Arterial O2 saturation, %−1.9 ± 0.80.02
 SVC, mmHg1.7 ± 0.50.003
 PA, mmHg1.6 ± 0.60.005
 PAWP, mmHg1.5 ± 0.60.01
Qp, L/min0.4 ± 0.20.05
Qs, L/min0.9 ± 0.30.01
 Cardiac index, L/min/m20.2 ± 0.10.13
 Stroke volume, mL15.3 ± 4.80.002
 SVR, dynes/s/cm−5−203 ± 830.02
 SVRi, dynes/s/cm−5/m2−141 ± 520.01
 VO2, mL/min/kg−0.2 ± 0.10.01
 VO2, mL/min27.8 ± 6.8<0.001
Exercise haemodynamics
 Arterial O2 saturation, %−2.7 ± 1.20.03
 SVC, mmHg4.0 ± 1.0<0.001
 PA, mmHg3.0 ± 1.00.004
 PAWP, mmHg3.1 ± 1.10.006
Qs, L/min0.5 ± 0.40.24
 Stroke volume, mL15.9 ± 4.2<0.001
 SVR, dynes/s/cm−5−94 ± 470.05
 SVRi, dynes/s/cm−5/m2−60 ± 320.07
 VO2, mL/min/kg−1.9 ± 0.5<0.001
Angiography
Odds ratio (95% CI)aP-value
 Veno-venous collateral6.5 (1.4; 30.1)0.02

CI, confidence interval; PA, pulmonary artery; PAWP, pulmonary artery wedge pressure; Qp, pulmonary flow; Qs, systemic flow; SVC, superior vena cava; SE, standard error; SVR, systemic vascular resistance; SVRi, systemic vascular resistance index; VO2, oxygen consumption.

Values in bold indicate statistical significance (defined as P-value <0.05).

aβ Coefficient and odds ratio represent the association between obesity (vs. non-obesity) as the predictor variable and individual haemodynamic measurements on the outcome variable, while adjusting for age, pacemaker, ventricular ejection, ventricular morphology, and atrioventricular valve regurgitation.

Table 4

Multivariable logistic regression

 β Coefficient ± SEaP-value
Resting haemodynamics
 Arterial O2 saturation, %−1.9 ± 0.80.02
 SVC, mmHg1.7 ± 0.50.003
 PA, mmHg1.6 ± 0.60.005
 PAWP, mmHg1.5 ± 0.60.01
Qp, L/min0.4 ± 0.20.05
Qs, L/min0.9 ± 0.30.01
 Cardiac index, L/min/m20.2 ± 0.10.13
 Stroke volume, mL15.3 ± 4.80.002
 SVR, dynes/s/cm−5−203 ± 830.02
 SVRi, dynes/s/cm−5/m2−141 ± 520.01
 VO2, mL/min/kg−0.2 ± 0.10.01
 VO2, mL/min27.8 ± 6.8<0.001
Exercise haemodynamics
 Arterial O2 saturation, %−2.7 ± 1.20.03
 SVC, mmHg4.0 ± 1.0<0.001
 PA, mmHg3.0 ± 1.00.004
 PAWP, mmHg3.1 ± 1.10.006
Qs, L/min0.5 ± 0.40.24
 Stroke volume, mL15.9 ± 4.2<0.001
 SVR, dynes/s/cm−5−94 ± 470.05
 SVRi, dynes/s/cm−5/m2−60 ± 320.07
 VO2, mL/min/kg−1.9 ± 0.5<0.001
Angiography
Odds ratio (95% CI)aP-value
 Veno-venous collateral6.5 (1.4; 30.1)0.02
 β Coefficient ± SEaP-value
Resting haemodynamics
 Arterial O2 saturation, %−1.9 ± 0.80.02
 SVC, mmHg1.7 ± 0.50.003
 PA, mmHg1.6 ± 0.60.005
 PAWP, mmHg1.5 ± 0.60.01
Qp, L/min0.4 ± 0.20.05
Qs, L/min0.9 ± 0.30.01
 Cardiac index, L/min/m20.2 ± 0.10.13
 Stroke volume, mL15.3 ± 4.80.002
 SVR, dynes/s/cm−5−203 ± 830.02
 SVRi, dynes/s/cm−5/m2−141 ± 520.01
 VO2, mL/min/kg−0.2 ± 0.10.01
 VO2, mL/min27.8 ± 6.8<0.001
Exercise haemodynamics
 Arterial O2 saturation, %−2.7 ± 1.20.03
 SVC, mmHg4.0 ± 1.0<0.001
 PA, mmHg3.0 ± 1.00.004
 PAWP, mmHg3.1 ± 1.10.006
Qs, L/min0.5 ± 0.40.24
 Stroke volume, mL15.9 ± 4.2<0.001
 SVR, dynes/s/cm−5−94 ± 470.05
 SVRi, dynes/s/cm−5/m2−60 ± 320.07
 VO2, mL/min/kg−1.9 ± 0.5<0.001
Angiography
Odds ratio (95% CI)aP-value
 Veno-venous collateral6.5 (1.4; 30.1)0.02

CI, confidence interval; PA, pulmonary artery; PAWP, pulmonary artery wedge pressure; Qp, pulmonary flow; Qs, systemic flow; SVC, superior vena cava; SE, standard error; SVR, systemic vascular resistance; SVRi, systemic vascular resistance index; VO2, oxygen consumption.

Values in bold indicate statistical significance (defined as P-value <0.05).

aβ Coefficient and odds ratio represent the association between obesity (vs. non-obesity) as the predictor variable and individual haemodynamic measurements on the outcome variable, while adjusting for age, pacemaker, ventricular ejection, ventricular morphology, and atrioventricular valve regurgitation.

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