Perioperative medicine & outcomes

Mean arterial pressure versus cardiac index for haemodynamic management and myocardial injury after hepatopancreatic surgery: A randomised controlled trial

Eur J AnaesthesiolPublished Randomised controlled trial

Authors' conclusion

CI-based haemodynamic management assures sufficient flow and consequently is associated with less peri-operative hsTnT elevation and lower incidence of MINS compared to MAP.

Study context

Population
Patients ≥ 65 years, or ≥ 45 years with at least one cardiac risk factor, undergoing hepatic/pancreatic surgery at a university-affiliated tertiary hospital, June 2022 to March 2023completed the study
Participants
91 patients
Comparison
CI-based vs mean arterial pressure (MAP)-based haemodynamic management
  • CIn = 46
  • MAPn = 45reference
Primary endpoint
Peri-operative high-sensitive troponin-T (hsTnT) elevation
Methodological detailssingle-centre
  • Single-centre

Primary result

Absolute troponin elevation

Median difference

5.1 ng l −1

95% CI 3–7

P < 0.001

By group

CI-based vs MAP-based
median difference 5.1 ng l −1 (95% CI 3–7); P < 0.001

As reported in the abstract

Secondary outcomes

OutcomeCIMAPRR (95% CI)P value
MINS incidence17.4%37.8%0.46 (0.22–0.96)P = 0.029

MAP-AUC

P = 0.85

CI-AUC

P < 0.001

Outcomeχ2P value
All-cause mortality (90-day)1.98P = 0.16

All-cause mortality (90-day)

Two MAP patients died from cardiovascular-related causes; one CI and two MAP patients died from sepsis-related complications

Original publication

Mean arterial pressure versus cardiac index for haemodynamic management and myocardial injury after hepatopancreatic surgery: A randomised controlled trial. Eur J Anaesthesiol. Published 12 September 2024. doi:10.1097/eja.0000000000002059

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