Percentage of patients with a comorbidity in the year before the start of their wound
| Diabetic foot ulcer | Leg ulcer (venous) | Open wound | Pressure ulcer | Surgical wound | Unspecified | Other acute wounds* | Other chronic wounds† | All wounds | |
| Cardiovascular | 70% | 78% | 44% | 53% | 47% | 51% | 36% | 54% | 53% |
| Dermatological | 60% | 41% | 51% | 40% | 51% | 45% | 51% | 52% | 49% |
| Endocrinological | 99% | 52% | 69% | 60% | 63% | 57% | 54% | 38% | 60% |
| Diabetes | 100% | 37% | 67% | 60% | 59% | 52% | 51% | 34% | 57% |
| Gastroenterological | 42% | 19% | 34% | 47% | 37% | 35% | 31% | 32% | 33% |
| Genitourinary | 28% | 19% | 25% | 27% | 28% | 24% | 23% | 23% | 24% |
| Immunological | 13% | 11% | 10% | 7% | 9% | 9% | 8% | 6% | 9% |
| Malnutrition | 2% | 4% | 1% | 13% | 1% | 3% | 1% | 4% | 3% |
| Musculoskeletal | 62% | 59% | 49% | 73% | 57% | 56% | 48% | 62% | 56% |
| Neurological | 24% | 33% | 18% | 67% | 22% | 17% | 18% | 24% | 24% |
| Oncological | 25% | 7% | 14% | 27% | 18% | 19% | 15% | 17% | 16% |
| Ophthalmological | 20% | 4% | 11% | 33% | 13% | 10% | 11% | 15% | 12% |
| Psychiatric | 39% | 15% | 35% | 33% | 35% | 35% | 39% | 47% | 35% |
| Renal | 30% | 30% | 12% | 40% | 14% | 16% | 7% | 18% | 18% |
| Respiratory | 45% | 33% | 36% | 33% | 38% | 37% | 39% | 43% | 38% |
| Mean number of comorbidities per patient | 5.7 | 4.0 | 4.1 | 5.6 | 4.3 | 4.2 | 3.8 | 4.4 | 4.1 |
Those with diabetes are a subset of those with an endocrinological comorbidity.
*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 S3.