Acute cardiac care & resuscitation

Incidence and case ascertainment of treated in-hospital cardiac arrest events in a national quality registry – A comparison of reported and non-reported events

ResuscitationPublished Retrospective registry validation study

Authors' conclusion

IHCA case completeness in the SRCR was 77% and IHCA incidence was 2.9/1000 hospital admissions. The retrospectively reported IHCA events were found in monitored areas where the rapid response team was not alerted, which might have affected regular reporting procedures.

Study context

Population
Treated in-hospital cardiac arrests in 2018–2019 at six Swedish hospitals of varying sizes and resources1,109 in-hospital cardiac arrest (IHCA) events
Participants
999 arrests
Comparison
Non-reported vs prospectively reported IHCA events
  • Retrospectively reportedn = 254
Outcome
Case completeness of IHCA reporting to the SRCR, and IHCA incidence
Methodological detailssix hospitals, medical record review, cross-check against national registry
  • Six hospitals
  • Medical record review
  • Cross-check against national registry

Performance

As reported in the abstract

Case completeness and IHCA incidence

Case completeness

77%

range 55–94%

IHCA incidence per hospital admissions

2.9/1000

IHCA incidence per ICU admissions

12.4/1000

Events not found in the Swedish Registry of Cardiopulmonary Resuscitation (SRCR)

254

Further findings

Characteristics of retrospectively vs prospectively reported events

Retrospectively reported events more often on monitored wards, in younger patients with less comorbidity, more often in shockable rhythm and more often achieved sustained spontaneous circulation

Original publication

Incidence and case ascertainment of treated in-hospital cardiac arrest events in a national quality registry – A comparison of reported and non-reported events. Resuscitation. Published 18 January 2024. doi:10.1016/j.resuscitation.2024.110119

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

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