Table IV.
Mortality risk associated with the most common underlying and selected immediate causes of death among patients with venous and arterial leg ulcers compared with the reference group
| Patients with arterial leg ulcersa
n = 395 |
Patients with venous leg ulcersa
n = 1,924 |
|||
|---|---|---|---|---|
| HR | 95% CI | HR | 95% CI | |
| Underlying cause of death | ||||
| Diabetes | 18.12 | 7.72–42.49 | 5.81 | 3.80–8.89 |
| Digestive diseasesb | 3.92 | 2.02–7.59 | 2.23 | 1.63–3.04 |
| Ischaemic heart diseases | 3.90 | 3.14–4.84 | 1.38 | 1.23–1.56 |
| Pneumonia | 2.15 | 1.04–4.47 | 1.97 | 1.44–2.71 |
| Immediate cause of death | ||||
| Sepsis | 5.98 | 2.30–15.60 | 4.53 | 2.68–7.65 |
| Pneumonia | 2.79 | 2.06–3.79 | 1.42 | 1.22–1.66 |
a
Including patients having ulcers of only one aetiology during follow-up.
b
Excluding alcohol-related diseases.
HR: hazard ratio; mortality risk of patients with ulcers; 95% CI: confidence interval.