Last updated on September 2018

Reduction of Oxygen After Cardiac Arrest


Are you eligible to participate in this study?

You may be eligible for this study if you meet the following criteria:

  • Conditions: Out-of-Hospital Cardiac Arrest
  • Age: Between 18 - 100 Years
  • Gender: Male or Female

Inclusion Criteria:

  • Adults (age 18 years or older)
  • Out-of-hospital cardiac arrest of presumed cardiac cause
  • All cardiac arrest rhythms
  • Unconscious (Glasgow Coma Scale <9)
  • Return of spontaneous circulation
  • Pulse oximeter measures oxygen saturation at 95% with oxygen flow set at >10L/min or FiO2 at 100%
  • Patient has an endotracheal tube (ETT) or supraglottic airway (SGA) (e.g. laryngeal mask airway -LMA) and is spontaneously breathing or ventilated
  • Transport is planned to a participating hospital

Exclusion Criteria:

  • Female who is known or suspected to be pregnant
  • Dependent on others for activities of daily living (i.e. facilitated care or nursing home residents)
  • "Not for Resuscitation" order or Advanced Care Directives in place
  • Pre-existing oxygen therapy (i.e. for COPD)
  • Cardiac arrest due to drowning, trauma or hanging

Recruitment Status: Open


Brief Description Eligibility Contact Research Team


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