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Evidence found and GRADE certainty

2,509 questions · 2,666 findings · 288 reviews

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No studies found 743 · 27.9%GRADE not reported 327 · 12.3%Very low 775 · 29.1%Low 484 · 18.2%Moderate 279 · 10.5%High 58 · 2.2%

Summary of findings table ‐ 20 mL 1% lidocaine paracervical block vs normal saline paracervical block

Pain during procedure ‐ not measured · people requesting a surgical abortion at 13+6 weeks' gestation or less (Chin 2020 included people experiencing an early pregnancy loss)

The review found no eligible studies for this question.

1 finding from 1 review

Negative pressure wound therapy vs standard dressing

Mortality (proportion of participants dying in each group at · adult patients with surgical wounds healing by primary closure

Negative pressure wound therapy showed no clear difference in mortality (proportion of participants dying in each group at compared with standard dressing (low certainty).

1 finding from 1 review

Negative pressure wound therapy vs standard dressing

Wound dehiscence · adult patients with surgical wounds healing by primary closure

Negative pressure wound therapy showed no clear difference in dehiscence (proportion of participants in each group with wound… compared with standard dressing (moderate certainty).

1 finding from 1 review

Negative pressure wound therapy vs standard dressing

Seroma (proportion of participants in each group with seroma; · adult patients with surgical wounds healing by primary closure

Negative pressure wound therapy showed no clear difference in seroma (proportion of participants in each group with seroma; compared with standard dressing (low certainty).

1 finding from 1 review

Negative pressure wound therapy vs standard dressing

Haematoma (proportion of participants in each group with haematoma; · adult patients with surgical wounds healing by primary closure

It is very uncertain whether negative pressure wound therapy changes haematoma (proportion of participants in each group with haematoma; compared with standard dressing (very low certainty).

1 finding from 1 review

Negative pressure wound therapy vs standard dressing

Skin blisters (proportion of participants in each group with at least one skin blister; · adult patients with surgical wounds healing by primary closure

Negative pressure wound therapy may leads to higher skin blisters (proportion of participants in each group with at… compared with standard dressing (low certainty).

1 finding from 1 review