Cardiac arrest & resuscitation

Restrictive versus high-dose oxygenation strategy in post-arrest management following adult non-traumatic cardiac arrest: a meta-analysis

Crit CarePublished Systematic review and meta-analysis of randomised trials

Pooled result · Short-term survival (≤ 90 days)Result — go to the resultRR for short-term survival 0.99 95% CI 0.90–1.10

Authors' conclusion

Restrictive and high-dose oxygenation strategy following CA did not result in differences in short-term or in-hospital survival.

Study context

Population
Adult survivors of non-traumatic cardiac arrest, post-ROSC management
Participants
1,941 survivors · 8 randomized controlled trials (RCTs)
Comparison
Restrictive vs high-dose oxygenation strategy after return of spontaneous circulation (ROSC)
  • Restrictiven = 964
  • High-dosen = 977reference
Outcome
Short-term survival
Follow-up
≤ 90 days
Methodological detailsprospectively registered
  • Prospectively registered

Pooled result

Short-term survival (≤ 90 days)

RR for short-term survival

0.99

95% CI 0.90–1.10

P = 0.90

By group

Restrictive vs High-dose
RR for short-term survival 0.99 (95% CI 0.90–1.10); P = 0.90

As reported in the abstract

Further pooled results

Survival to hospital discharge

No evidence for a difference

Safety

OutcomeRR (95% CI)P value
Episodes of hypoxemia4 trials, I2 = 13%2.06 (1.47–2.89)P = 0.004

Parts of this Brief are withheld: the automatic checks could not confirm them against the abstract.

Original publication

Restrictive versus high-dose oxygenation strategy in post-arrest management following adult non-traumatic cardiac arrest: a meta-analysis. Crit Care. Published 5 October 2023. doi:10.1186/s13054-023-04669-2

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