Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

4,710 questions · 14,842 findings · 1,394 reviews

No studies found 2,880 · 19.4%GRADE not reported 1,413 · 9.5%Very low 3,103 · 20.9%Low 3,870 · 26.1%Moderate 2,663 · 17.9%High 913 · 6.2%

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Anticholinergic medication vs placebo

Nausea · women undergoing regional anaesthesia for caesarean section

Anticholinergics may leads to lower nausea ‐ intraoperative compared with placebo (low certainty).

2 findings from 1 review

Sedation vs placebo

Nausea · women undergoing regional anaesthesia for caesarean section

Sedatives probably leads to lower nausea ‐ intraoperative compared with placebo (moderate certainty).

2 findings from 1 review

Opioid antagonists vs placebo

Nausea · preventing nausea and vomiting
2 findings from 1 review

Acupuncture or acupressure vs placebo

Nausea · women undergoing regional anaesthesia for caesarean section

It is very uncertain whether acupressure/acupuncture changes nausea ‐ intraoperative compared with placebo (very low certainty).

2 findings from 1 review

Ginger vs placebo

Nausea · preventing nausea and vomiting

It is very uncertain whether ginger changes nausea ‐ intraoperative compared with placebo (very low certainty).

2 findings from 1 review

Dopamine antagonists vs placebo

Nausea · women undergoing regional anaesthesia for caesarean section

It is very uncertain whether dopamine antagonists changes nausea ‐ intraoperative compared with placebo (very low certainty).

2 findings from 1 review