Healing rates in the study period
| Diabetic foot ulcer | Leg ulcer (venous) | Open wound | Pressure ulcer | Surgical wound | Unspecified | Other acute wounds* | Other chronic wounds†| All wounds | |
| Wounds that healed in the study period | 52% | 37% | 90% | 60% | 85% | 85% | 88% | 49% | 70% |
| New wounds that healed in the study period | 60% | 56% | 90% | 75% | 86% | 88% | 86% | 36% | 76% |
| Existing wounds that healed in the study period | 40% | 9% | 90% | 0% | 80% | 73% | 93% | 77% | 56% |
| Wounds that healed with no evidence of infection | 57% | 50% | 93% | 62% | 87% | 86% | 91% | 54% | 77% |
| Wounds that healed with recorded evidence of infection | 50% | 18% | 89% | 50% | 81% | 38% | 78% | 46% | 60% |
| Wounds that healed among smokers | 33% | 25% | 88% | 33% | 82% | 85% | 89% | 43% | 64% |
| Wounds that healed among ex-smokers | 53% | 39% | 88% | 67% | 83% | 88% | 87% | 48% | 70% |
| Wounds that healed among non-smokers | 56% | 38% | 93% | 75% | 88% | 84% | 90% | 52% | 74% |
*Other acute wounds comprise abscesses, burns and traumatic wounds.
†Other chronic wounds comprise arterial, mixed and unspecified leg ulcers. Full details are available in online supplemental table S4.