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Search review questions

Each row is one question a systematic review asked: who, what, compared with what, and which outcome, with the effect it found and how certain that is. Words match anywhere in the field.

Limit to evidence status or GRADE (optional)

1,645 questions in 107 reviews · Wounds

current versions
No studies 651 · 39.6%Ungraded 84 · 5.1%Very low 554 · 33.7%Low 283 · 17.2%Moderate 64 · 3.9%High 9 · 0.5%

Ungraded means an effect was reported without a GRADE rating; it is not a gap. No studies means the review found nothing to answer the question. The six categories are a display order, not a score.

QuestionEffectEvidenceStatus / GRADE
Hyaluronic acid vs conventional dressing (sterile petrolatum gauze)
Time to complete wound healing ‐ not reported · foot ulcers in people with diabetes
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRNo studies
Hyaluronic acid vs conventional dressing (sterile petrolatum gauze)
Adverse events ‐ not measured · foot ulcers in people with diabetes
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRVery low
Hyaluronic acid vs conventional dressing (sterile petrolatum gauze)
Health‐related quality of life ‐ not reported · foot ulcers in people with diabetes
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRNo studies
Hyaluronic acid vs conventional dressing (sterile petrolatum gauze)
Pain · foot ulcers in people with diabetes
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRNo studies
Hyaluronic acid vs conventional dressing (sterile petrolatum gauze)
Change in ulcer size · foot ulcers in people with diabetes
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
MD 0.81 study · 25 participantsVery low
Hyaluronic acid + hydrocolloid vs hydrocolloid
Complete ulcer healing (42 days) · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
RR 0.98 [0.26, 3.76]1 study · 125 participantsVery low
Hyaluronic acid + hydrocolloid vs hydrocolloid
Time to complete wound healing ‐ not reported · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRNo studies
Hyaluronic acid + hydrocolloid vs hydrocolloid
Adverse events · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
RR 0.79 [0.22, 2.8]1 study · 125 participantsVery low
Hyaluronic acid + hydrocolloid vs hydrocolloid
Health‐related quality of life ‐ not reported · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRNo studies
Hyaluronic acid + hydrocolloid vs hydrocolloid
Pain (VAS, mm) at · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
MD 2.11 study · 125 participantsVery low
Platelet‐rich growth factor + hyaluronic acid vs platelet‐rich growth factor
Adverse events · pressure ulcer
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extracted1 study · 65 participantsVery low
Hyaluronic acid + hydrocolloid vs hydrocolloid
Change in ulcer size to at least 90% · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
RR 2.11 [0.92, 4.82]1 study · 125 participantsVery low
Hyaluronic acid vs hydrocolloid
Complete ulcer healing · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extracted1 study · 143 participantsVery low
Hyaluronic acid vs hydrocolloid
Time to complete wound healing ‐ not reported · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRNo studies
Hyaluronic acid vs hydrocolloid
Adverse events · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extracted1 study · 143 participantsVery low
Hyaluronic acid vs hydrocolloid
Health‐related quality of life ‐ not reported · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRNo studies
Hyaluronic acid vs hydrocolloid
Pain · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRNo studies
Hyaluronic acid vs hydrocolloid
Change in ulcer size > 40% · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
RR 1.02 [0.84, 1.25]1 study · 143 participantsVery low
Hyaluronic acid vs paraffin gauze
Complete ulcer healing (56 days) · leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
RR 2 [0.21, 19.23]1 study · 17 participantsVery low
Hyaluronic acid vs paraffin gauze
Time to complete wound healing ‐ not reported · leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRNo studies
Hyaluronic acid vs paraffin gauze
Adverse events ‐ not reported · leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRNo studies
Platelet‐rich growth factor + hyaluronic acid vs platelet‐rich growth factor
Health‐related quality of life · pressure ulcer
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRNo studies
Hyaluronic acid vs paraffin gauze
Health‐related quality of life ‐ not reported · leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRNo studies
Hyaluronic acid vs paraffin gauze
Pain · leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRNo studies
Hyaluronic acid vs paraffin gauze
Change in ulcer size · leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRVery low
Hyaluronic acid vs neutral vehicle
Complete wound healing (60 days) · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
RR 2.11 [1.46, 3.07]4 studies · 526 participantsModerate
Hyaluronic acid vs neutral vehicle
Time to complete wound healing · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extracted1 study · 89 participantsVery low
Hyaluronic acid vs neutral vehicle
Adverse events ‐ incidence of infection · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
RR 0.89 [0.53, 1.49]3 studies · 425 participantsVery low
Hyaluronic acid vs neutral vehicle
Health‐related quality of life ‐ not reported · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRNo studies
Hyaluronic acid vs neutral vehicle
Pain (VAS, mm), reduction from baseline · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extracted3 studies · 337 participantsLow
Hyaluronic acid vs neutral vehicle
Change in ulcer size (45 days) · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extracted2 studies · 190 participantsLow
Hyaluronic acid vs dextranomer
Complete ulcer healing ‐ not reported · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRNo studies
Platelet‐rich growth factor + hyaluronic acid vs platelet‐rich growth factor
Pain · pressure ulcer
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRNo studies
Hyaluronic acid vs dextranomer
Time to complete wound healing ‐ not reported · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRNo studies
Hyaluronic acid vs dextranomer
Adverse events · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extracted1 study · 50 participantsVery low
Hyaluronic acid vs dextranomer
Health‐related quality of life ‐ not reported · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRNo studies
Hyaluronic acid vs dextranomer
Pain · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRNo studies
Hyaluronic acid vs dextranomer
Change in ulcer size (21 days) · people with leg ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
MD 5.81 study · 50 participantsVery low
Platelet‐rich growth factor + hyaluronic acid vs platelet‐rich growth factor
Change in ulcer size · pressure ulcer
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
MD 25.61 study · 65 participantsVery low
Lysine hyaluronate vs sodium hyaluronate
Complete ulcer healing · people with pressure ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
RR 2.5 [0.71, 8.83]1 study · 10 participantsVery low
Lysine hyaluronate vs sodium hyaluronate
Time to complete wound healing ‐ not reported · people with pressure ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRNo studies
Lysine hyaluronate vs sodium hyaluronate
Adverse events ‐ not reported · people with pressure ulcers
Dressings and topical agents containing hyaluronic acid for chronic wound healing (2023) · Cochrane
no estimate extractedNRNo studies
Summary of findings 1. Amorphous hydrogel dressings vs other types of dressings
Time to complete wound healing (re‐epithelialisation) (days) Measured using photographs · children with skin graft donor sites
Hydrogel dressings for donor sites of split‐thickness skin grafts (2023) · Cochrane
no estimate extractedNRNo studies
Summary of findings 2. Octenidine‐dihydrochloride (OCT) hydrogel dressings vs OCT‐free placebo hydrogel dressings
Time to complete wound healing of skin graft donor sites (days) Documented using a digital camera + standardised measuring scale and assessed by 2 independent observers · adults with skin graft donor sites
Hydrogel dressings for donor sites of split‐thickness skin grafts (2023) · Cochrane
MD 0.4 [0.28, 0.52]1 study · 41 participantsVery low
Summary of findings 2. Octenidine‐dihydrochloride (OCT) hydrogel dressings vs OCT‐free placebo hydrogel dressings
Donor site pain · adults with skin graft donor sites
Hydrogel dressings for donor sites of split‐thickness skin grafts (2023) · Cochrane
no estimate extractedNRNo studies
Summary of findings 2. Octenidine‐dihydrochloride (OCT) hydrogel dressings vs OCT‐free placebo hydrogel dressings
Health‐related quality of life · adults with skin graft donor sites
Hydrogel dressings for donor sites of split‐thickness skin grafts (2023) · Cochrane
no estimate extractedNRNo studies
Summary of findings 2. Octenidine‐dihydrochloride (OCT) hydrogel dressings vs OCT‐free placebo hydrogel dressings
Wound infection (bacterial colonisation) Measured using: contact cultures · adults with skin graft donor sites
Hydrogel dressings for donor sites of split‐thickness skin grafts (2023) · Cochrane
no estimate extracted1 study · 41 participantsVery low
Summary of findings 2. Octenidine‐dihydrochloride (OCT) hydrogel dressings vs OCT‐free placebo hydrogel dressings
Wound complications · adults with skin graft donor sites
Hydrogel dressings for donor sites of split‐thickness skin grafts (2023) · Cochrane
no estimate extractedNRNo studies
Summary of findings 2. Octenidine‐dihydrochloride (OCT) hydrogel dressings vs OCT‐free placebo hydrogel dressings
Adverse events · adults with skin graft donor sites
Hydrogel dressings for donor sites of split‐thickness skin grafts (2023) · Cochrane
RR 0.58 [0.06, 5.89]1 study · 41 participantsVery low
Summary of findings 1. Amorphous hydrogel dressings vs other types of dressings
Donor site pain · children with skin graft donor sites
Hydrogel dressings for donor sites of split‐thickness skin grafts (2023) · Cochrane
no estimate extracted1 study · 91 participantsVery low