Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

805 questions · 838 findings · 55 reviews · Wounds

No studies found 354 · 42.2%GRADE not reported 38 · 4.5%Very low 283 · 33.8%Low 132 · 15.8%Moderate 27 · 3.2%High 4 · 0.5%

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

foam dressing vs basic wound contact dressing

Incidence of healing, 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 incidence of healing, short‐term compared with basic contact dressings (very low certainty).

1 finding from 1 review

foam dressing vs basic wound contact dressing

Healing rate · people of any age with an existing pressure ulcer of Category/Stage II or above

It is very uncertain whether foam dressings changes incidence of healing, medium‐term compared with basic contact dressings (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

foam dressing vs hydrocolloid dressing

Incidence of healing, 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 incidence of healing, short‐term compared with hydrocolloid dressings (very low certainty).

1 finding from 1 review

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

foam dressing vs hydrogel dressing

Incidence of healing, 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 incidence of healing, short‐term compared with hydrogel dressing (very low certainty).

1 finding from 1 review

Intervention not reported

Proportion of wounds completely healed at 24 weeks · people with pressure ulcers

It is very uncertain whether the intervention changes proportion of wounds completely healed at 24 weeks (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

Intervention not reported

Serious adverse events · people with pressure ulcers

It is very uncertain whether the intervention changes serious adverse events (very low certainty).

1 finding from 1 review