Right ventricular-arterial uncoupling independently predicts survival in COVID-19 ARDS

Table 4 Multivariable models of Cox proportional hazard analysis

Variables	HR	95% (CI)	p
Age (year)	1.002	0.944–1.063	0.953
Obesity	0.626	0.171–2.295	0.480
Creatinine (mg/mL)	1.033	0.746–1.429	0.847
Troponine (pg/L)	1.00	0.999–1.001	0.774
D-dimer (ng/mL)	1.00	0.999–1.001	0.442
C-reactive protein (mg/mL)	1.01	0.996–1.024	0.171
Heart rate (bpm)	0.996	0.961–1.032	0.817
Systolic blood pressure (mmHg)	1.038	0.988–1.09	0.137
Diastolic blood pressure (mmHg)	0.915	0.837–1.002	0.054
LVEDd (mm)	1.064	0.991–1.550	0.508
LVESd (mm)	0.899	0.707–1.143	0.385
LVEF (%)	1.022	0.900–1.161	0.739
LAD (mm)	0.947	0.858–1.046	0.947
TAPSE/PASP (mm/mmHg)	0.026	0.01–0.579	0.019
PaO₂/FiO₂ ratio (mmHg)	0.988	0.977–0.998	0.018

LVEDD left ventricle end-diastolic diameter, LVESD left ventricle end-systolic diameter, LVEF left ventricle ejection fraction, LAD left atrium diameter, TAPSE tricuspid annulus plane systolic excursion, PASP pulmonary artery systolic pressure, PaO₂ arterial partial pressure of oxygen, FiO₂ fraction of inspired O₂

ISSN: 1364-8535