Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

774 questions · 787 findings · 58 reviews · Anaesthesia

No studies found 123 · 15.6%GRADE not reported 179 · 22.7%Very low 192 · 24.4%Low 188 · 23.9%Moderate 72 · 9.1%High 33 · 4.2%

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

Intervention not reported

Co‐operation during induction ‐ Video 'fairytale' vs. no audiovisual aid (Passive) ICC = 0 (perfect vs. poor‐moderate compliance) · children

It is very uncertain whether the intervention changes co‐operation during induction ‐ Video 'fairytale' vs. no audiovisual… (very low certainty).

1 finding from 1 review

Intervention not reported

Co‐operation during induction ‐ 2 parents vs. 1 parent Poor compliance: ICC > 6 · children

It is very uncertain whether the intervention changes co‐operation during induction ‐ 2 parents vs. 1 parent Poor… (very low certainty).

1 finding from 1 review

Intervention not reported

Co‐operation during induction ‐ Parental presence vs. midazolam Poor compliance: ICC > 6 · children

It is very uncertain whether the intervention changes co‐operation during induction ‐ Parental presence vs. midazolam Poor… (very low certainty).

1 finding from 1 review

Intervention not reported

Co‐operation during induction ‐ Low sensory stimulation vs. control (Passive) ICC = 0 · children

It is very uncertain whether the intervention changes co‐operation during induction ‐ Low sensory stimulation vs. control… (very low certainty).

1 finding from 1 review

Intervention not reported

Co‐operation during induction ‐ Mask introduction/exposure (Mask) ICC (number of children compliant) · children

It is very uncertain whether the intervention changes co‐operation during induction ‐ Mask introduction/exposure (Mask)… (very low certainty).

1 finding from 1 review

Intervention not reported

Anxiety during induction ‐ hypnosis vs. midazolam (Interactive) mYPAS < 24 · children

It is very uncertain whether the intervention changes anxiety during induction ‐ hypnosis vs. midazolam (Interactive)… (very low certainty).

1 finding from 1 review

Intervention not reported

Co‐operation during induction ‐ Acupuncture for parents Perfect induction ICC=0 · parents with children

The intervention may leads to higher co‐operation during induction ‐ Acupuncture for parents Perfect… (low certainty).

1 finding from 1 review

Induction and maintenance: sevoflurane + nitrous oxide (N2O) vs propofol + N2O

Number of patients with postoperative nausea and vomiting (postoperative care unit) · paediatric

Induction and maintenance: sevoflurane + nitrous oxide (N2O) may leads to higher postoperative nausea and vomiting compared with propofol + N2O (low certainty).

1 finding from 1 review

Induction and maintenance: sevoflurane + nitrous oxide (N2O) vs propofol + N2O

Postoperative behavioural disturbances Different scales · paediatric

It is very uncertain whether induction and maintenance: sevoflurane + nitrous oxide (N2O) changes postoperative behavioural disturbances Different scales compared with propofol + N2O (very low certainty).

1 finding from 1 review

Induction and maintenance: sevoflurane + nitrous oxide (N2O) vs propofol + N2O

Intraoperative and postoperative respiratory and cardiovascular complications · paediatric

It is very uncertain whether induction and maintenance: sevoflurane + nitrous oxide (N2O) changes intraoperative and postoperative respiratory and cardiovascular… compared with propofol + N2O (very low certainty).

1 finding from 1 review