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Table 5 Summary of evidence for pressure ulcer management

From: Seeking effective interventions to treat complex wounds: an overview of systematic reviews

Outcome

Intervention

Systematic reviews with MA

Systematic reviews without MA

High-quality*

Low/moderate quality

High-quality**

Low/moderate quality

Wound area/size reduction

(MAs: NA; non-MAs: 3) [78,87,94]

Air-fluidized support

NA

NA

NA

+

Alternating pressure mattress, low-air-loss mattress, air-fluidized mattress

NA

NA

NA

–

 

Collagenase

NA

NA

NA

+/−

 

Collagenase, hydrogel dressings

NA

NA

NA

–

 

Electric current, electromagnetic therapy

NA

NA

NA

–

 

Foam, calcium alginate, radiant heat dressing, dextranomer powder dressings

NA

NA

NA

–

 

Hydrocolloid dressings

NA

NA

NA

+

 

Hydrocolloid, hydrogel wafer, hydrogel, occlusive polyurethane, transparent moisture-permeable dressings

NA

NA

NA

–

 

Hydrogel, cadexomer iodine, semelil gel, radiant heat, zinc salt spray, aluminum hydroxide, vitamin A ointment, streptokinase-streptodornase, dialysate, topical insulin, moist saline gauze and whirlpool, semelil dressings

NA

NA

NA

–

 

Low level laser therapy, laser and standard care

NA

NA

NA

–

 

Polarized light, monochromatic light and cadexomer iodine or hydrocolloid

NA

NA

NA

–

 

Ultrasound

NA

NA

NA

–

 

Vacuum therapy

NA

NA

NA

–

 

Vitamin C and ultrasound, consistent wound care and controlled nutritional support, vitamin C, zinc sulfate

NA

NA

NA

–

Time to healing or rate of healing

(MAs: NA; non-MAs: 3) [68,78,94]

Ascorbic acid, high-protein diet, concentrated, fortified, collagen protein hydrolysate supplement, disease-specific nutrition treatment

NA

NA

NA

+/−

 

Amorphous hydrogel dressing derived from Aloe vera wound dressings

NA

NA

+/−

NA

 

Electromagnetic therapy, low-intensity direct current, negative-polarity and positive-polarity electrotherapy, and alternating-polarity electrotherapy

NA

NA

NA

+/−

 

Hydrocolloid dressings

NA

NA

NA

+/−

 

Low air-loss beds

NA

NA

NA

+/−

 

Low level laser therapy

NA

NA

NA

+/−

 

Low-tech constant low-pressure supports

NA

NA

NA

+/−

 

Phenytoin ointment (topical)

NA

NA

NA

+/−

 

Seat cushions

NA

NA

NA

+/−

 

Topical negative pressure

NA

NA

NA

+/−

 

Triple antibiotic ointment, active cream dressings

NA

NA

NA

–

 

Ultrasound

NA

NA

NA

–

Ulcer healing

(MAs: 8 [16,43,60,62,64];

non-MAs: 11 [75,76,78,85,90,92,94,97,99,104,106])

Air-fluidized bed/supports

+

+

+/−

NA

Air-fluidized beds, air suspension beds, foam replacement mattress

NA

NA

–

NA

 

Alternating pressure surfaces

NA

NA

 

+/−

 

Alternating pressure surfaces (alternating pressure mattress + pressure relief cushion)

NA

NA

+/−

NA

 

Ascorbic acid, zinc sulfate

NA

NA

+/−

NA

 

Collagen protein, standard hospital diet and high protein, standard hospital diet and high protein and zinc and arginine and vitamin C

NA

NA

NA

–

 

Collagenase (topical)

NA

NA

NA

+

 

Fibroblast-derived dermal replacement

NA

NA

NA

+

 

Hydrocolloid, polyurethane, dextranomer, hydrogel, polyhydroxyethyl methacrylate, amino acid copolymer dressings

NA

NA

NA

–

 

Low air-loss mattress, alternating pressure mattress, air-fluidized mattress

NA

NA

NA

–

 

Phenytoin solution, antibiotics dressings

NA

NA

NA

–

 

Protease-modulating matrix, recombinant platelet-derived growth factor BB, nerve growth factor, transforming growth factor beta, granulocyte-macrophage/colony stimulating factor, basic fibroblast growth factor (topical)

NA

NA

NA

+

 

Saline spray containing Aloe vera, silver chloride and decyl glucoside, saline, whirlpool

NA

NA

NA

–

 

Topical negative pressure

NA

NA

NA

–

 

Topical negative pressure (vacuum assisted wound closure)

NA

NA

NA

–

 

Alternative foam mattress

+

NA

NA

NA

 

Electrotherapy

+

NA

NA

NA

 

High protein, oral nutritional support, enteral tube feeding

–

NA

NA

NA

 

Hydrocolloid dressings

+

NA

NA

NA

 

Polyurethane dressings

–

NA

NA

NA

Proportion of patients with healed wounds

(MAs: 25 [43,54,62];

non-MAs: 2 [78,94])

Collagenase debridement (topical)

NA

–

NA

NA

Dextranomer (beads + dry dressing)

NA

–

NA

NA

Electrical stimulation

NA

–

NA

NA

 

Electrotherapy

NA

–

NA

–

 

Growth Factors (topical)

NA

–

NA

 
 

Hydrocolloid dressings

NA

+/−

NA

–

 

Hydrogel (gel)

NA

+

NA

–

 

Hydropolymer dressing

NA

–

NA

NA

 

Low air-loss beds

–

–

NA

NA

 

Low level laser therapy

NA

–

NA

NA

 

Alternating pressure mattress

NA

+/−

NA

NA

 

Non-contact normothermic dressing

NA

–

NA

NA

 

Polyurethane dressings

NA

–

NA

–

 

Ultrasound

–

–

NA

+/−

 

Zinc supplement (oral)

NA

–

NA

 
 

Collagenase, dressings

NA

NA

NA

–

 

Laser therapy + moist saline gauze

NA

NA

NA

–

 

Monochromatic phototherapy, UV light

NA

NA

NA

–

 

Oxyquinoline, radiant heat, soft silicone, hydrogel or foam, active ointment with live yeast derivative, topical insulin (dressings)

NA

NA

NA

–

 

Resin salve absorbent dressings

NA

NA

NA

–

 

Specialized foam mattress, alternating pressure mattress

NA

NA

NA

–

  1. *At least one systematic review with meta-analysis and AMSTAR score ≥8.
  2. **At least one systematic review without meta-analysis and AMSTAR score ≥8.
  3. + Effective (statistically significant difference between interventions and comparators); – No difference (no statistically significant difference between interventions and comparators); +/− Unknown (conflicting evidence between meta-analysis or indeterminate results); NA, No studies available; MA, Meta-analysis.