Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,199 questions · 1,226 findings · 451 reviews

No studies found 289 · 23.6%GRADE not reported 121 · 9.9%Very low 350 · 28.5%Low 279 · 22.8%Moderate 139 · 11.3%High 48 · 3.9%

foam dressing vs hydrocolloid dressing

Adverse events, short‐term · people of any age with an existing pressure ulcer of Category/Stage II or above

It is very uncertain whether foam dressings changes adverse events, short‐term compared with hydrocolloid dressings (very low certainty).

1 finding from 1 review

Intervention not reported

Non‐serious adverse events · people with pressure ulcers

The intervention may leads to higher non‐serious adverse events (low certainty).

1 finding from 1 review

n3PUFAs vs placebo

Adverse events Study reports · adults with Major Depressive Disorder

It is very uncertain whether n3PUFAs changes adverse eventsStudy reports compared with placebo (very low certainty).

1 finding from 1 review

foam dressing vs basic wound contact dressing

Adverse effect/event: 2. Adverse effects ‐ any ‐ medium‐termonly · people of any age with an existing pressure ulcer of Category/Stage II or above

Foam dressings showed no clear difference in adverse events, medium‐term compared with basic contact dressings (low certainty).

1 finding from 1 review

Surgery vs preoperative pharmacological therapy and surgery

Adverse events · adults with growth‐hormone secreting pituitary adenomas

It is very uncertain whether surgery alone changes adverse events compared with preoperative pharmacological therapy and surgery (very low certainty).

1 finding from 1 review