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
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
Neurologic injury: all available studies · severe cardiorespiratory failure and cardiac arrest
Summary of findings table ‐ Extracorporeal membrane oxygenation (ECMO) showed no clear difference in neurologic injury: all available studies compared with conventional care (moderate certainty).
1 finding from 1 review
Change in ulcer size · people with venous leg ulcers
1 finding from 1 review
Procedural pain · people with venous leg ulcers
1 finding from 1 review
Costs · people with venous leg ulcers
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Health related quality of life · people with venous leg ulcers
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Adverse events · people with venous leg ulcers
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Ulcer healing · people with venous leg ulcers
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Number of wounds healed · people with venous leg ulcers
It is very uncertain whether aqueous oxygen peroxide changes number of wounds healed ‐ per protocol ‐ after 12 months of compared with sterile water (very low certainty).
1 finding from 1 review
Intervention not reported
Mean maternal arterial oxygen tension (mm Hg) (PaO2) · low‐risk term pregnant women undergoing elective caesarean section under regional anaesthesia
1 finding from 1 review
Intervention not reported
Mean maternal oxygen saturation (%) · low‐risk term pregnant women undergoing elective caesarean section under regional anaesthesia
1 finding from 1 review
Intervention not reported
Mean oxygen tension (mm Hg) in umbilical artery (UaPO2) · low‐risk term pregnant women undergoing elective caesarean section under regional anaesthesia
1 finding from 1 review
Intervention not reported
Mean oxygen tension (mm Hg) in umbilical vein (UvPO2) · low‐risk term pregnant women undergoing elective caesarean section under regional anaesthesia
1 finding from 1 review
Treatment failure Failure to achieve adequate oxygenation (SaO2 greater than 60 mmHg) · children with acute lower respiratory tract infections
It is very uncertain whether nasal prongs changes treatment failure Failure to achieve adequate oxygenation (SaO2) compared with nasopharyngeal catheter (very low certainty).
1 finding from 1 review
Oxygen required in the first 24 hours Litres per minute (L/min) · children with acute lower respiratory tract infections
1 finding from 1 review
Treatment failure Failure to achieve adequate oxygenation (SaO2 greater than 60 mmHg) · children with severe acute LRTIs
Face mask may leads to lower treatment failure Failure to achieve adequate oxygenation (SaO2… compared with nasopharyngeal catheter (low certainty).
1 finding from 1 review
Treatment failure Failure to achieve adequate oxygenation (SaO2 greater than 60 mmHg) · children with severe acute LRTIs
It is very uncertain whether head box changes treatment failure Failure to achieve adequate oxygenation (SaO2… compared with nasopharyngeal catheter (very low certainty).
1 finding from 1 review
Overall participant survival · liver transplant recipients
Hypothermic oxygenated perfusion (HOPE) showed no clear difference in overall participant survival compared with static cold storage (SCS) (low certainty).
1 finding from 1 review
Quality of life ‐ not measured · liver transplant recipients
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found