Acute cardiac care & resuscitation

Prognostic Impact of Admission Time in Infarct-Related Cardiogenic Shock: An ECLS-SHOCK Substudy

JACC Cardiovasc IntervPublished Secondary analysis of the ECLS-SHOCK randomised trial

Primary result · 30-day all-cause mortalityResult — go to the resultOdds ratio 0.83 95% CI 0.56–1.22

Authors' conclusion

The prognosis in AMI-CS was not affected by admission time with a similar effect of ECLS during on- and off-hours.

Study context

Population
Patients with AMI complicated by cardiogenic shock enrolled in ECLS-SHOCK, 2019–2022
Participants
417 patients
Comparison
Off-hours vs on-hours admission; Extracorporeal life support (ECLS) vs no ECLS by admission time
  • Off-hoursn = 202
  • On-hoursn = 215reference
Primary endpoint
All-cause mortality
Follow-up
30 days
Methodological detailsmulticentre
  • Multicentre

Primary result

30-day all-cause mortality

Odds ratio

0.83

95% CI 0.56–1.22

Events by treatment group

Off-hours vs On-hours
OR 0.83 (95% CI 0.56–1.22)

As reported in the abstract

Further findings

OutcomeOR (95% CI)P value
30-day all-cause mortality, ECLS vs no ECLS, on-hours admission (subgroup) · 50.5% [n = 52/103] vs 50.9% [n = 57/112]0.98 (0.58–1.68)P = 0.95
30-day all-cause mortality, ECLS vs no ECLS, off-hours admission (subgroup) · 45.3% [n = 48/106] vs 46.9% [n = 45/96]0.94 (0.54–1.63)P = 0.82

Safety

Bleeding events with ECLS

ECLS associated with increased risk of bleeding, especially with on-hours admission

Original publication

Prognostic Impact of Admission Time in Infarct-Related Cardiogenic Shock: An ECLS-SHOCK Substudy. JACC Cardiovasc Interv. Published 14 October 2024. doi:10.1016/j.jcin.2024.08.013

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

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