Arrhythmias & electrophysiology

Real-world evidence on the association between cardiac implantable electronic device infection and all-cause mortality

EuropacePublished Retrospective cohort study

Main finding · All-cause mortalityResult — go to the resultAdjusted hazard ratio 2.73 95% CI 2.10–3.54

Authors' conclusion

In a complete, state-wide cohort of CIED patients, infection was associated with higher risks of both short-term and long-term mortality.

Study context

Population
Patients aged >18 years undergoing a cardiac implantable electronic device (CIED) procedure, New South Wales, Australia, July 2017–September 20225,771 (15.3%) deaths
Participants
37,750 patients
Exposure
CIED infection vs no infection
  • CIED infectionn = 487
Outcome
All-cause mortality
Follow-up
1 year and end
Methodological detailslinked hospital and mortality data, state-wide
  • Linked hospital and mortality data
  • State-wide

Main finding

As reported in the abstract

12 months post-procedure

Adjusted hazard ratio

2.73

95% CI 2.10–3.54

By group

CIED infectionvs No infection
aHR 2.73 (95% CI 2.10–3.54)

Observational data: associations, not effects.

Further findings

OutcomeaHR (95% CI)
All-cause mortality, end of follow-up · mean follow-up 25.2 (SD 16.8) monthsAttenuated but still significant1.83 (1.52–2.19)

Original publication

Real-world evidence on the association between cardiac implantable electronic device infection and all-cause mortality. Europace. Published 13 September 2023. doi:10.1093/europace/euad274

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