Arrhythmias & electrophysiology

Device-related complications in a national pediatric cardiac implantable electronic device cohort stratified after age and implantation technique

Heart RhythmPublished retrospective nationwide cohort study

Authors' conclusion

Transvenous implantation in children <1 year and epicardial implantation in children 9-15 years was associated with higher risk of CIED-related complication leading to reintervention, whereas for children aged 1-8 years, the complication risk was similar between implantation techniques.

Study context

Population
All Danish children aged ≤15 years receiving a de novo CIED from 1977 to 2021median [interquartile range] follow-up of 14 [6–21] years, median age 6 [1–11] years
Participants
376 children
Exposure
Risks and causes of reintervention between transvenous and epicardial CIED recipients, stratified by age
  • Transvenousn = 245 [65%]
  • Epicardialn = 131 [35%]
Outcome
Complication-driven reintervention across age groups, epicardial recipients

Main finding

As reported in the abstract

Equal across age groups
P = .10

Observational data: associations, not effects.

Further findings

Complication-driven reintervention across age groups, transvenous recipients

Risk significantly lower with increasing age
P < 0.001

Age-specific risk of complication-driven reintervention (<1 year, 1-8 years, 9-15 years)

Different risks for children aged <1 year, 1-8 years, and 9-15 years
  • Pinteraction <.001

Complication-driven reintervention, children <1 year

More frequent for transvenous vs epicardial recipients
P < 0.001

Complication-driven reintervention, children aged 9-15 years

The opposite observed (more frequent for epicardial vs transvenous recipients)
P = 0.02

Original publication

Device-related complications in a national pediatric cardiac implantable electronic device cohort stratified after age and implantation technique. Heart Rhythm. Published 27 March 2025. doi:10.1016/j.hrthm.2025.03.1986

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