Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

164 questions · 174 findings · 15 reviews · Wounds

No studies found 74 · 42.5%GRADE not reported 19 · 10.9%Very low 44 · 25.3%Low 34 · 19.5%Moderate 3 · 1.7%High 0 · 0%

Foam surfaces vs reactive air surfaces

Proportion of participants developing a new pressure ulcer · pressure ulcer prevention

Foam surfaces may leads to higher proportion of participants developing a new pressure ulcer compared with reactive air surfaces (low certainty).

1 finding from 1 review

foam dressing vs hydrogel 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 dressing changes adverse events, short‐term compared with hydrogel dressing (very low certainty).

1 finding from 1 review