Extended Follow-up Substudy of the Sedation, Temperature and Pressure After Cardiac Arrest and Resuscitation -STEPCARE Trial

This extended follow-up substudy is incorporated into the multi-center, international, factorial randomized Sedation, Temperature and Pressure after Cardiac Arrest and Resuscitation -STEPCARE trial (Clinical trials identifier:NCT05564754) were out of hospital cardiac arrest participants will be randomized to different targets of sedation, temperature, and MAP management.

Only selected STEPCARE sites will participate in this extended follow-up substudy. At the extended follow up participating sites all out of hospital cardiac arrest participants randomized in the STEPCARE trial, who survive and provide consent, will be eligible to participate in this substudy, with no further inclusion or exclusion criteria.The extended follow-up substudy is estimated to enroll approximately 600 post OHCA survivors. One nominated caregiver per post OHCA survivor will be invited to be included in the study.

Participants will be followed up at 6 and 12 months.

The primary outcome for this extended follow up substudy is cognitive function at 6 months for the out of hospital cardiac arrest survivors andCaregiver burden at 6 months for the caregivers.