Key result
Patients presenting with septic shock had a significantly higher median ventriculoarterial decoupling ratio (1.81) compared to non-septic shock patients (1.07), indicating impaired cardiovascular efficiency.
Why the study?
Does septic shock alter ventriculoarterial coupling compared to non-septic shock in ICU patients?
Cross-Sectional (n=50)
Yes
Does septic shock alter ventriculoarterial coupling compared to non-septic shock in ICU patients?
Absolute Event Rate: 1.81% vs 1.07%
p-value: p=0.01
Patients in septic shock frequently exhibit significant ventriculoarterial decoupling upon ICU admission, which is associated with impaired left ventricular performance independent of arterial elastance.
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Septic shock associated with greater decoupling and impaired efficiency; leaves open whether coupling is a modifiable target in ICU patients.
Guarracino et al. (2014) conducted a cross-sectional in Septic shock (n=50). Septic shock vs. Non-septic shock ICU patients was evaluated on Ventriculoarterial coupling (Ea/EesSB ratio) (p=0.01). Patients presenting with septic shock had a significantly higher median ventriculoarterial decoupling ratio (1.81) compared to non-septic shock patients (1.07), indicating impaired cardiovascular efficiency.