Acute cardiac care & resuscitation

Glycemic patterns and impact of early hyperglycaemia in patients with cardiogenic shock on mechanical circulatory support

Eur Heart J Acute Cardiovasc CarePublished Retrospective cohort study

Main finding · 30-day all-cause mortalityResult — go to the resultAdjusted odds ratio 2.27 95% CI 1.19–4.42

Authors' conclusion

The presence of early hyperglycaemia in these patients acted predominantly as a surrogate of the underlying shock severity and was associated with worse short-term outcomes.

Study context

Population
Adults with cardiogenic shock on temporary mechanical circulatory support (MCS) (intra-aortic balloon pump (IABP), Impella or VA-ECMO), Cleveland Clinic cardiac intensive care unit (CICU), 2015–2019
Participants
393 adults
Exposure
Early mean blood glucose (MBG) >180 vs 140–180 vs <140 mg/dL after MCS insertion
  • Group 1n = 174
  • Group 2n = 126
  • Group 3n = 93
Outcome
All-cause mortality
Follow-up
30 days
Methodological detailssingle-centre, Blood glucose collected for first 72 h from MCS insertion
  • Single-centre
  • Blood glucose collected for first 72 h from MCS insertion

Main finding

30-day all-cause mortality

Adjusted odds ratio

2.27

95% CI 1.19–4.42

P = 0.01

Hyperglycaemia
aOR 2.27 (95% CI 1.19–4.42); P = 0.01

As reported in the abstract

Worse 30-day mortality with MBG >180 mg/dL vs the other two groups
P = 0.005

Observational data: associations, not effects.

Further findings

Early glycaemic control by device · first 72 h

IABP had the best early glycaemic control; ECMO had the highest MBG

Original publication

Glycemic patterns and impact of early hyperglycaemia in patients with cardiogenic shock on mechanical circulatory support. Eur Heart J Acute Cardiovasc Care. Published 3 April 2023. doi:10.1093/ehjacc/zuad032

Summarised from the published abstract; every number is checked against it

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