Acute cardiac care & resuscitation

Out-of-hospital cardiac arrest secondary to electrocution: Characteristics and outcomes

ResuscitationPublished retrospective comparison

Authors' conclusion

Electrocution cases had a similar likelihood of presenting in a shockable rhythm to medical causes. Electrocution was not an independent predictor of survival, with favourable prognosis appearing to be attenuated by other factors, including younger age and a higher proportion of initial shockable rhythms.

Study context

Population
Out-of-Hospital Cardiac Arrests (OHCA) secondary to electrocution, compared with medical and other non-medical aetiologies, between 2000 and 2023OHCA cases included in the study, 113 (0.1%) secondary to electrocution
Participants
118,677 arrests
Exposure
OHCA secondary to electrocution with medical and other non-medical aetiologies
  • Electrocutionn = 113reference
Outcome
Crude incidence of OHCA secondary to electrocution
Follow-up
2000 to 2023
Methodological detailsMultivariable logistic regression
  • Multivariable logistic regression

Main finding

As reported in the abstract

Crude incidence
0.11 per 100,000 person-years
Reducing significantly over time
p <0.001

Observational data: associations, not effects.

Further findings

OutcomeEstimateP value
Presenting in a shockable rhythmMedical causesvs ElectrocutionAdjusted for arrest characteristicsAOR 1.08 (95% CI 0.59–2.01)P = 0.790
Presenting in a shockable rhythmNon-medical causesvs ElectrocutionAdjusted for arrest characteristicsAOR 0.07 (95% CI 0.04–0.14)P < 0.001
Survival to hospital dischargeMedical causesvs ElectrocutionUnadjusted; higher odds of survival with electrocution · unadjusted oddsOR 0.21 (95% CI 0.21–0.80)P = 0.009
Survival to hospital dischargeNon-medical causesvs ElectrocutionUnadjusted; higher odds of survival with electrocution · unadjusted oddsOR 0.20 (95% CI 0.10–0.39)P < 0.001
  • Presenting in a shockable rhythm: odds similar between electrocution and medical causes; the abstract does not print the direction of the ratio

Patient characteristics

Electrocution cases were more likely to be male, occur in a workplace, and present in a shockable rhythm compared to medical and non-medical causes

Survival to hospital discharge

Not significant after adjustment for differences in arrest characteristics

Original publication

Out-of-hospital cardiac arrest secondary to electrocution: Characteristics and outcomes. Resuscitation. Published 30 June 2025. doi:10.1016/j.resuscitation.2025.110696

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