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Evidence found and GRADE certainty

21 questions · 21 findings · 3 reviews

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No studies found 2 · 9.5%GRADE not reported 1 · 4.8%Very low 0 · 0%Low 11 · 52.4%Moderate 7 · 33.3%High 0 · 0%

Oxygenation vs no oxygenation during the apnoeic period preceding intubation

Incidence of severe hypoxaemia (SpO2 < 80%) · people requiring tracheal intubation

Oxygenation showed no clear difference in incidence of severe hypoxaemia (SpO2 < 80%) compared with no oxygenation during the apnoeic period preceding intubation (low certainty).

1 finding from 1 review

Oxygenation vs no oxygenation during the apnoeic period preceding intubation

Hypoxaemia · people requiring tracheal intubation

Oxygenation showed no clear difference in incidence of hypoxaemia (SpO2 < 93%) compared with no oxygenation during the apnoeic period preceding intubation (low certainty).

1 finding from 1 review

Oxygenation vs no oxygenation during the apnoeic period preceding intubation

First‐pass success of cannulation · people requiring tracheal intubation

Oxygenation showed no clear difference in first pass success rate compared with no oxygenation during the apnoeic period preceding intubation (moderate certainty).

1 finding from 1 review

Oxygenation vs no oxygenation during the apnoeic period preceding intubation

All‐cause mortality · people requiring tracheal intubation

Oxygenation showed no clear difference in mortality compared with no oxygenation during the apnoeic period preceding intubation (low certainty).

1 finding from 1 review

Active cerebral oxygenation monitoring vs blinded cerebral oxygenation monitoring

Postoperative complications ‐ Stroke · children and adults undergoing surgery

Active cerebral oxygenation monitoring showed no clear difference in postoperative stroke ( compared with blinded cerebral oxygenation monitoring (low certainty).

1 finding from 1 review

Active cerebral oxygenation monitoring vs blinded cerebral oxygenation monitoring

POD: postoperative delirium ( · children and adults undergoing surgery

Active cerebral oxygenation monitoring showed no clear difference in POD: postoperative delirium ( compared with blinded cerebral oxygenation monitoring (low certainty).

1 finding from 1 review

Active cerebral oxygenation monitoring vs blinded cerebral oxygenation monitoring

POCD defined by original studies ‐ mild ( · children and adults undergoing surgery

Active cerebral oxygenation monitoring may leads to lower POCD defined by original studies ‐ mild ( compared with blinded cerebral oxygenation monitoring (low certainty).

1 finding from 1 review

Active cerebral oxygenation monitoring vs blinded cerebral oxygenation monitoring

POCD: decline in cognitive function ( · children and adults undergoing surgery

Active cerebral oxygenation monitoring showed no clear difference in POCD: decline in cognitive function ( compared with blinded cerebral oxygenation monitoring (moderate certainty).

1 finding from 1 review

Active cerebral oxygenation monitoring vs blinded cerebral oxygenation monitoring

Intraoperative mortality or postoperative mortality: Death ( · children and adults undergoing surgery

Active cerebral oxygenation monitoring showed no clear difference in intraoperative mortality or postoperative mortality: Death ( compared with blinded cerebral oxygenation monitoring (low certainty).

1 finding from 1 review

Summary of findings table ‐ Extracorporeal membrane oxygenation (ECMO) vs usual care

All‐cause mortality: all ECMO studies · severe cardiorespiratory failure and cardiac arrest

Summary of findings table ‐ Extracorporeal membrane oxygenation (ECMO) probably leads to lower all‐cause mortality: all ECMO studies compared with conventional care (moderate certainty).

1 finding from 1 review

Summary of findings table ‐ Extracorporeal membrane oxygenation (ECMO) vs usual care

All‐cause mortality: VV ECMO subgroup · severe cardiorespiratory failure and cardiac arrest

Summary of findings table ‐ Extracorporeal membrane oxygenation (ECMO) probably leads to lower all‐cause mortality: VV ECMO subgroup compared with conventional care (moderate certainty).

1 finding from 1 review

Summary of findings table ‐ Extracorporeal membrane oxygenation (ECMO) vs usual care

All‐cause mortality: VA ECMO subgroup · severe cardiorespiratory failure and cardiac arrest

Summary of findings table ‐ Extracorporeal membrane oxygenation (ECMO) showed no clear difference in all‐cause mortality: VA ECMO subgroup compared with conventional care (low certainty).

1 finding from 1 review

Summary of findings table ‐ Extracorporeal membrane oxygenation (ECMO) vs usual care

All‐cause mortality at 6 months (subgroup) · severe cardiorespiratory failure and cardiac arrest

Summary of findings table ‐ Extracorporeal membrane oxygenation (ECMO) showed no clear difference in all‐cause mortality: ECPR subgroup compared with conventional care (moderate certainty).

1 finding from 1 review

Summary of findings table ‐ Extracorporeal membrane oxygenation (ECMO) vs usual care

Major hemorrhage · severe cardiorespiratory failure and cardiac arrest

Summary of findings table ‐ Extracorporeal membrane oxygenation (ECMO) probably leads to higher major hemorrhage: all available studies compared with conventional care (moderate certainty).

1 finding from 1 review