Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

2,209 questions · 2,322 findings · 227 reviews · Headline outcomes only

No studies found 644 · 27.7%GRADE not reported 135 · 5.8%Very low 591 · 25.5%Low 582 · 25.1%Moderate 309 · 13.3%High 61 · 2.6%

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