TABLE II.
Demographic Data According to Development of Ulceration
| Feet with Development of Forefoot Ulcers (N = 20) | Feet without Development of Forefoot Ulcers (N = 65) | P Value | |
|---|---|---|---|
| Age* (yr) | 55 ± 12 | 63 ± 11 | 0.006 |
| Peripheral vascular disease | 4 (20%) | 30 (46%) | 0.04 |
| Smoker | 3 (15%) | 2 (3%) | 0.08 |
| Male sex | 18 (90%) | 51 (79%) | 0.34 |
| Glomerular filtration rate* (mL/min/1.73 m2) | 69.3 ± 34.7 | 64.1 ± 32.0 | 0.55 |
| Body mass index* (kg/m2) | 32.6 ± 6.5 | 31.6 ± 7.3 | 0.56 |
| Distal metatarsal amputation level | 7 of 19 (37%) | 15 of 49 (31%) | 0.77 |
| Hemoglobin A1c* (%) | 8.7 ± 2.7 | 8.6 ± 2.4 | 0.85 |
| Diabetes | 19 (95%) | 62 (95%) | 0.99 |
*
The values are given as the mean and standard deviation.