Table 1 Baseline demographics by treatment group allocation
|  | Active control n = 31 | Intervention (optimized insole) n = 30 | |
|---|---|---|---|
Age (years) | Mean (SD) | 67.9 (12.2) | 70.2 (10.2) |
Median (IQR) | 70.0 (60.0–73.0) | 71.5 (67.8–74.8) | |
Gender, n (%) | Female | 5 (16.1%) | 3 (10.0%) |
Male | 26 (83.9%) | 27 (90.0%) | |
Height (cm) | Mean (SD) | 177.2 (11.0) | 176.1 (9.1) |
Median (IQR) | 178.0 (171.5–183.5) | 177.0 (171.0–183.0) | |
Weight (kg) | Mean (SD) | 95.0 (14.1) | 94.4 (18.6) |
Median (IQR) | 94.0 (85.0–107.0) | 92.0 (79.6–111.3) | |
BMI (kg/m2) | Mean (SD) | 30.4 (4.6) | 30.4 (5.5) |
Median (IQR) | 29.8 (37.7–32.2) | 29.5 (20.3–35.8) | |
Ethnicity, n (%) | White | 31 (100%) | 30 (100%) |
Smoker, n (%) | Yes | 3 (9.7%) | 2 (6.7%) |
No | 28 (90.3%) | 27 (90.0%) | |
Missing | 0 (0) | 1 (3.3%) | |
Diabetes type, n (%) | Type 1 | 7 (22.6%) | 2 (6.7%) |
Type 2 | 24 (77.4%) | 28 (93.3%) | |
Duration of diabetes (years) | Mean (SD) | 21.3 (9.7) | 19.7 (14.9) |
Median (IQR) | 20.0 (14.5–27.5) | 17.0 (6.0–28.5) | |
Previous foot ulceration n (%) | 16 (51.6%) | 15 (50.0%) | |
Current foot ulceration n (%) | 0 (0%) | 0 (0%) | |