Table 1—

Demographic characteristics of the two cohorts

Cohort 1Cohort 2
n404251
Sex (% male)6266
Type 2 diabetes (%)7077
Age at first ulcer (years)63.2 ± 13.861.9 ± 14.9
Mean duration of diabetes (years)13.4 ± 11.213.8 ± 10.8
Ischemic ulcers (%)5248
Previous cardiovascular disease (%)3936
Current smoker (%)2424
Systolic blood pressure (mmHg)139.1 ± 23.7
Diastolic blood pressure (mmHg)81.7 ± 13.6
A1C8.6 ± 1.68.4 ± 1.8
Creatinine >130 μmol/l (%)2219
Total cholesterol (mmol/l)5.21 ± 1.014.77 ± 1.30*
  • Data are means ± SD or %.

  • *

    * P < 0.05, cohort 1 versus cohort 2.