3. Summary of outcomes.
| Study | Intervention | Comparator | Follow‐up (weeks) | Incidence of healed PU |
Time to complete healing |
Adverse events |
Reduction in ulcer size |
Quality of life | Patient satisfaction | PU recurrence | Pain | Economic |
| Bale 1997 | Polyurethane foam (n = 29) | Hydrocolloid (n = 31) | 4 | ✓ | ✗ | ✓ | ✗ | ✗ | ✗ | ✗ | ✗ | ✗ |
| Bale 1998 | Hydrocellular foam (n = 17) | Hydrocolloid (n = 15) | 8 | ✗ | ✗ | ✓ Data not separated by wound type | ✓ Data not separated by wound type | ✗ | ✓ | ✗ | ✗ | ✓ |
| Banks 1994a | Polyurethane foam (n = 26) | Knitted viscous secured with a vapour‐permeable film dressing (n = 24) | 12 | ✓ | ✗ | ✗ | ✗ | ✗ | ✓ | ✗ | ✓ | ✗ |
| Meaume 2003 | Silicone polyurethane foam (n = 18) | Hydropolymer foam (n = 20) | 8 | ✓ | ✗ | ✓ | ✓ | ✗ | ✗ | ✗ | ✗ | ✗ |
| Payne 2009 | Polyurethane foam (n = 20) | Saline‐soaked gauze (n = 16) | 4 | ✓ | ✗ | ✗ | ✓ | ✗ | ✗ | ✗ | ✗ | ✓ |
| Seeley 1999 | Hydrocellular foam (n = 20) | Hydrocolloid (n = 19) | 8 | ✓ | ✗ | ✓ | ✗ | ✗ | ✗ | ✗ | ✓ | ✗ |
| Sopata 2002 | Polyurethane foam (n = 17) | Hydrogel (n = 17) | 8 | ✓ | ✓ | ✓ | ✓ | ✗ | ✗ | ✗ | ✗ | ✗ |
| Souliotis 2016 | Foam dressings, foam with silver, silver‐sulfadiazine and ibuprofen (n = 47) | Plain and saline‐soaked gauze (n = 48) | Until complete healing (less than 24 weeks) | ✗ | ✓ | ✓ | ✗ | ✗ | ✗ | ✗ | ✗ | ✓ |
| Thomas 1997 | Hydropolymer (n = 50) | Hydrocolloid (n = 49) | 6 | ✓ | ✗ | ✓ | ✓ Data not separated by wound type | ✗ | ✗ | ✗ | ✓ | ✗ |