Gap finder
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.
1,645 questions in 107 reviews · Wounds
current versionsNo 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.
| Question | Effect | Evidence | Status / GRADE |
|---|---|---|---|
Fibrous‐hydrocolloid (hydrofibre) dressing vs basic wound contact dressing Number of ulcers healed · patients with healing diabetic foot ulcers Hydrocolloid dressings for healing diabetic foot ulcers (2013) · Cochrane | RR 1.01 [0.74, 1.38] | 2 studies · 229 participants | Moderate |
Fibrous‐hydrocolloid (hydrofibre) dressing vs basic wound contact dressing HRQoL · patients with healing diabetic foot ulcers Hydrocolloid dressings for healing diabetic foot ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
Fibrous‐hydrocolloid (hydrofibre) dressing vs basic wound contact dressing Adverse events · patients with healing diabetic foot ulcers Hydrocolloid dressings for healing diabetic foot ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
Hydrogel dressings vs basic wound contact dressings Number of ulcers healed · patients with foot ulcers in people with diabetes Hydrogel dressings for healing diabetic foot ulcers (2013) · Cochrane | RR 1.8 [1.27, 2.56] | 3 studies · 198 participants | Moderate |
Hydrogel dressings vs basic wound contact dressings Adverse events · patients with foot ulcers in people with diabetes Hydrogel dressings for healing diabetic foot ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 3 participants | Ungraded |
Hydrogel dressings vs Larval therapy Number of ulcers healed · patients with foot ulcers in people with diabetes Hydrogel dressings for healing diabetic foot ulcers (2013) · Cochrane | RR 0.4 [0.08, 1.99] | 1 study · 140 participants | Low |
Hydrogel dressing vs platelet‐derived growth factor Number of ulcers healed · patients with Foot ulcers in people with diabetes Hydrogel dressings for healing diabetic foot ulcers (2013) · Cochrane | RR 0.81 [0.5, 1.32] | 1 study · 104 participants | Low |
Purilon hydrogel vs Intrasite hydrogel Number of ulcers healed · patients with foot ulcers in people with diabetes Hydrogel dressings for healing diabetic foot ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 1 participants | Ungraded |
Alginate dressing vs basic wound contact dressing Number of ulcers healed · patients with Alginate dressings for healing diabetic foot ulcers (2013) · Cochrane | RR 1.09 [0.66, 1.8] | 2 studies · 114 participants | Low |
Alginate dressing vs basic wound contact dressing HRQoL ‐ not measured · patients with Alginate dressings for healing diabetic foot ulcers (2013) · Cochrane | no estimate extracted | NR | No studies |
Alginate dressing vs basic wound contact dressing Adverse events · patients with Alginate dressings for healing diabetic foot ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
Alginate dressings vs foam dressings Number of ulcers healed · patients with healing diabetic foot ulcers Alginate dressings for healing diabetic foot ulcers (2013) · Cochrane | RR 0.67 [0.41, 1.08] | 2 studies · 50 participants | Low |
Alginate dressings vs foam dressings HRQoL ‐ not measured · patients with healing diabetic foot ulcers Alginate dressings for healing diabetic foot ulcers (2013) · Cochrane | no estimate extracted | NR | No studies |
Alginate dressings vs foam dressings Adverse events · patients with healing diabetic foot ulcers Alginate dressings for healing diabetic foot ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
Foam dressings vs basic wound contact dressings Nunber of ulcers healed · patients with foot ulcers in people with diabetes Foam dressings for healing diabetic foot ulcers (2013) · Cochrane | RR 2.03 [0.91, 4.55] | 2 studies · 49 participants | Low |
Foam dressings vs alginate dressings Number of ulcers healed · patients with foot ulcers in people with diabetes Foam dressings for healing diabetic foot ulcers (2013) · Cochrane | RR 1.5 [0.92, 2.44] | 2 studies · 50 participants | Low |
Foam dressings vs alginate dressings Adverse events · patients with foot ulcers in people with diabetes Foam dressings for healing diabetic foot ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 1 participants | Ungraded |
Foam dressings vs hydrocolloid matrix dressings Number of ulcers healed · patients with foot ulcers in people with diabetes Foam dressings for healing diabetic foot ulcers (2013) · Cochrane | RR 0.88 [0.61, 1.26] | 1 study · 40 participants | Very low |
Foam dressings vs hydrocolloid matrix dressings Adverse events · patients with foot ulcers in people with diabetes Foam dressings for healing diabetic foot ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 1 participants | Ungraded |
Intervention NR Eradication of MRSA · people with MRSA infection in surgical wounds Antibiotic therapy for the treatment of methicillin‐resistant Staphylococcus aureus (MRSA) infections in… (2013) · Cochrane | RR 1.8 [1.2, 2.68] | 1 study · 59 participants | Very low |
polyurethane foam dressing vs hydrocellular foam dressing Time to healing · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | RR 1.24 [0.91, 1.49] | 1 study · 156 participants | Low |
foam dressing vs paraffin gauze dressing Mean change in wound size, with adjustment for baseline size · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
foam dressing vs paraffin gauze dressing Adverse events · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
foam dressing vs paraffin gauze dressing Health‐related quality of life · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
foam dressing vs hydrocapillary dressing Time to healing · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
foam dressing vs hydrocapillary dressing Proportion of participants with healed ulcers · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | RR 0.78 [0.5, 1.21] | 1 study · 97 participants | Low |
foam dressing vs hydrocapillary dressing Mean change in wound size, with adjustment for baseline size · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
foam dressing vs hydrocapillary dressing Proportion of participants experiencing adverse events · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | RR 1.4 [0.62, 3.18] | 1 study · 97 participants | Low |
foam dressing vs hydrocapillary dressing Health‐related quality of life · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
foam dressing vs hydrocolloid dressing Time to healing · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
foam dressing vs hydrocolloid dressing Proportion of participants with healed ulcers · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | RR 1 [0.81, 1.22] | 5 studies · 418 participants | Moderate |
polyurethane foam dressing vs hydrocellular foam dressing Proportion of participants with healed ulcers · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | RR 1.03 [0.6, 1.78] | 1 study · 118 participants | Low |
foam dressing vs hydrocolloid dressing Mean change in wound size, with adjustment for baseline size · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
foam dressing vs hydrocolloid dressing Proportion of participants experiencing adverse events · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | RR 1.22 [0.64, 2.31] | 1 study · 107 participants | Low |
foam dressing vs hydrocolloid dressing Health‐related quality of life · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
foam dressing vs knitted viscose dressing Time to healing · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
foam dressing vs knitted viscose dressing Proportion of participants with healed ulcers · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | RR 1.35 [0.89, 2.05] | 1 study · 132 participants | Low |
foam dressing vs knitted viscose dressing Mean change in wound size, with adjustment for baseline size · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
foam dressing vs knitted viscose dressing Proportion of participants experiencing adverse events · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | RR 5 [0.24, 102.19] | 1 study · 132 participants | Low |
foam dressing vs knitted viscose dressing Health‐related quality of life · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
polyurethane foam dressing vs hydrocellular foam dressing Proportion of participants with healed ulcers · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | RR 1.6 [0.75, 3.42] | 1 study · 18 participants | Low |
polyurethane foam dressing vs hydrocellular foam dressing Proportion of participants with healed ulcers · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | RR 1.08 [0.85, 1.37] | 1 study · 156 participants | Low |
polyurethane foam dressing vs hydrocellular foam dressing Mean change in wound size, with adjustment for baseline size · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
polyurethane foam dressing vs hydrocellular foam dressing Proportion of participants experiencing adverse events · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | RR 1.13 [0.69, 1.85] | 1 study · 156 participants | Low |
polyurethane foam dressing vs hydrocellular foam dressing Health‐related quality of life · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
foam dressing vs paraffin gauze dressing Time to healing · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | no estimate extracted | 0 studies · 0 participants | Ungraded |
foam dressing vs paraffin gauze dressing Proportion of participants with healed ulcers · patients with venous leg ulceration Foam dressings for venous leg ulcers (2013) · Cochrane | RR 1.34 [0.61, 2.92] | 1 study · 71 participants | Low |
Intervention NR One dose of cefotiam or cefmetazol versus four doses of cefotiam or cefmetazol (elective surgery for colon cancer) · surgical patients Antibiotic prophylaxis for the prevention of methicillin‐resistant Staphylococcus aureus (MRSA) related… (2013) · Cochrane | no estimate extracted | 1 study · 275 participants | Very low |
Intervention NR Kanamycin, erythromycin and cefotiam versus cefotiam (surgery for colorectal diseases) · surgical patients Antibiotic prophylaxis for the prevention of methicillin‐resistant Staphylococcus aureus (MRSA) related… (2013) · Cochrane | RR 0.46 [0.21, 1.01] | 1 study · 143 participants | Very low |
Intervention NR Levofloxacin versus ofloxacin (breast cancer) · surgical patients Antibiotic prophylaxis for the prevention of methicillin‐resistant Staphylococcus aureus (MRSA) related… (2013) · Cochrane | RR 0.66 [0.18, 2.39] | 1 study · 181 participants | Very low |