Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

4,345 questions · 4,525 findings · 483 reviews

No studies found 1,024 · 22.6%GRADE not reported 388 · 8.6%Very low 1,172 · 25.9%Low 1,227 · 27.1%Moderate 576 · 12.7%High 138 · 3%

Intervention not reported

Rate of plasma transfusion (total number of participants who required at least one unit of plasma transfusion) Time: perioperative and postoperative periods · adult women with advanced EOC undergoing cytoreductive surgery (one randomised trial available)

The intervention showed no clear difference in rate of plasma transfusion (total number of participants who… (low certainty).

1 finding from 1 review

Intervention not reported

Reoperation (Number of participants with at least one reoperation) Time: perioperative periods · adult women with advanced EOC undergoing cytoreductive surgery (one randomised trial available)

It is very uncertain whether the intervention changes reoperation (Number of participants with at least one reoperation)… (very low certainty).

1 finding from 1 review

Intervention not reported

Readmission (Number of participants with at least one readmission) Time: perioperative periods) · adult women with advanced EOC undergoing cytoreductive surgery (one randomised trial available)

It is very uncertain whether the intervention changes readmission (Number of participants with at least one readmission)… (very low certainty).

1 finding from 1 review

Intervention not reported

Venous thromboembolic events (number of participants with at least one venous thromboembolic events) Time: 5‐week · adult women with advanced EOC undergoing cytoreductive surgery (one randomised trial available)

It is very uncertain whether the intervention changes venous thromboembolic events (number of participants with at least… (very low certainty).

1 finding from 1 review

Intervention not reported

Arterial thromboembolic events (number of participants with at least one venous thromboembolic events) Time: 5‐week · adult women with advanced EOC undergoing cytoreductive surgery (one randomised trial available)

It is very uncertain whether the intervention changes arterial thromboembolic events (number of participants with at least… (very low certainty).

1 finding from 1 review

Intervention not reported

All‐cause mortality · individuals with atrial fibrillation who are undergoing cardiac surgery

The intervention showed no clear difference in all‐cause mortality (low certainty).

1 finding from 1 review

Intervention not reported

Freedom from AF/AFL/AT off antiarrhythmic medications > 3 months · individuals with atrial fibrillation who are undergoing cardiac surgery

The intervention probably leads to higher freedom from AF/AFL/AT off antiarrhythmic medications > 3 months (moderate certainty).

1 finding from 1 review

Intervention not reported

Investigator‐defined adverse events · individuals with atrial fibrillation who are undergoing cardiac surgery

It is very uncertain whether the intervention changes investigator‐defined adverse events (very low certainty).

1 finding from 1 review

Intervention not reported

Pacemaker implantation4 · individuals with atrial fibrillation who are undergoing cardiac surgery

The intervention probably leads to higher pacemaker implantation4 (moderate certainty).

1 finding from 1 review

Intervention not reported

30‐day mortality4 · individuals with atrial fibrillation who are undergoing cardiac surgery

The intervention showed no clear difference in 30‐day mortality4 (low certainty).

1 finding from 1 review

Peribulbar vs retrobulbar

Need for additional injection Number of additional injections · patients undergoing cataract surgery

Peribulbar showed no clear difference in need for additional injection Number of additional injections compared with retrobulbar (low certainty).

1 finding from 1 review

Peribulbar vs retrobulbar

Local complications ‐ Conjunctival chemosis presence of conjunctival chemosis · patients undergoing cataract surgery

Peribulbar probably leads to higher local complications ‐ Conjunctival chemosis presence of conjunctival… compared with retrobulbar (moderate certainty).

1 finding from 1 review