Table 1.
Patients’ baseline variables
| Characteristic | Diabetic CN (n = 159) | Nondiabetic CN (n = 60) | p value |
| Age in years, mean ± SD | 59 ± 11 | 68 ± 11 | < 0.01 |
| Female, % (n) | 31 (49) | 38 (23) | 0.2 |
| BMI in kg/m2, mean ± SD | 31 ± 7 | 29 ± 6 | 0.1 |
| Diabetes Type 1 Type 2 |
13 (21) 87 (138) |
||
| HbA1c level in %, mean ± SD | 8.2 ± 2.3 | ||
| Chronic kidney disease, % (n) | 30 (47) | 22 (13) | 0.3 |
| Dialysis, % (n) | 2 (3) | 0 (0) | 0.56 |
| Peripheral arterial disease, % (n) | 25 (39) | 13 (8) | 0.1 |
| Percutaneous transluminal angioplasty history, % (n) | 13 (21) | 10 (6) | 0.65 |
| Smoking history, % (n) | 37 (59) | 20 (12) | 0.02 |
| Death, % (n) | 18 (28) | 18 (11) | > 0.99 |
| Follow-up in years, mean ± SD | 6 ± 4 | 5 ± 3 | 0.02 |
CN = Charcot neuro-osteoarthropathy.