Table 3 Clinical characteristics and outcomes of patients
Clinical features | All (n = 14) | Age ≥ 55 (n = 7) | Age < 55 (n = 7) |
|---|---|---|---|
Demographics | |||
 Gender | |||
  Male, n (%) | 11 (79) | 6 (86) | 5 (71) |
  Female, n (%) | 3 (21) | 1 (14) | 2 (29) |
 Age, y |  |  |  |
  Median (IQR), y | 54.0 (47.2–65.7) | 65.0 (56.0–75.0) | 49.0 (39.0–53.0) |
Duration since diagnosis of DM, y | |||
  Median (IQR), y | 9.0 (4.7–12.2) | 11.0 (5.0–13.0) | 6.0 (4.0–12.0) |
HbA1c at baseline | |||
  Median (IQR), % | 7.3 (6.9–7.9) | 7.0 (6.5–7.8) | 7.6 (7.0–8.3) |
Main comorbidities | |||
 Diabetic peripheral neuropathy, n (%) | 9 (64) | 5 (71) | 4 (57) |
 Diabetic nephropathy, n (%) | 7 (50) | 4 (57) | 3 (43) |
 Diabetic retinopathy, n (%) | 3 (21) | 2 (29) | 1 (14) |
 Hypertension, n (%) | 6 (43) | 4 (57) | 2 (29) |
 Cerebrovascular disease, n (%) | 4 (29) | 3 (43) | 1 (14) |
Amputation history, n (%) | 1 (7) | 1 (14) | 0 |
Outcomes | |||
 Ulcer status at 1.5-month FU a | |||
  Complete closure, n (%) | 14 (93) | 7 (88) | 7 (100) |
  Incomplete closure b, n (%) | 1 (7) | 1 (12) | 0 |
 Rehospitalization for DFU | |||
  Proportion, n (%) | 5 (36) | 3 (43) | 2 (29) |
  Mean ± SD, y | 2.0 ± 0.6 | 1.8 ± 0.7 | 2.3 ± 0.2 |
 Amputation, n (%) | 1 (7) | 1 (14) | 0 |
  First amputation interval, y | 3.6 | 3.6 | NA |
  Amputation plane | Midfoot | Midfoot | NA |
Survival at 3-year FU, n (%) | 14 (100) | 7 (100) | 7 (100) |