Table 6: Active ulceration and amputation history.

Variable

n (%)

Active ulceration

Patients with active ulceration

21 (7.0)

Total ulcerated feet

23 (3.9)

Right foot

13

Left foot

10

Ulcer depth

Superficial

14 (60.9)

Deep

8 (34.8)

Not recorded

1 (4.3)

Ulcer area (N = 23) (mm2)

Median [IQR]

125 [26-376]

Range

9-1,350

Amputation history

Patients with prior amputation

17 (5.6)

Total amputation events

18 (–)

Right foot

8 (–)

Left foot

10 (–)

Bilateral (one patient)

1 (–)

Amputation type (events)

Minor (digital or midfoot level)

8 (44.4)

Major (transtibial or transfemoral)

10 (55.6)

Ulcer area calculated as length × width (mm2) from dimensions recorded at examination. Minor amputation: digital or midfoot level. Major amputation: transtibial or transfemoral level. One patient presented bilateral amputation (minor on one side, major on the contralateral).

IQR = interquartile range.