Table 1.
Characteristics of DFIs of varying Wagner's grades, IDSA/IWGDF grades, and DFU types.
| Clinical characteristic | Wagner's grades | IDSA/IWGDF grades | DFU types | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 1 | 2 | 3 | 4 | IFU | NFU | N-IFU | |
| Number of patients (n) | 7 | 34 | 44 | 32 | 1 | 54 | 53 | 9 | 53 | 5 | 59 |
| Mean age (years, y)a | 66.7 ± 14.8 | 64.7 ± 9.7 | 64.0 ± 11.0 | 66.1 ± 11.6 | 63.4 | 65.9 ± 11.2 | 65.0 ± 11.6 | 62.2 ± 11.5 | 64.8 ± 11.5 | 63.4 ± 14.0 | 65.5 ± 11.0 |
| Male/female (n) | 2/5 | 20/14 | 30/14 | 20/12 | 1/0 | 34/20 | 32/21 | 5/4 | 35/18 | 2/3 | 35/24 |
| Duration of diabetes | 1.5 (59.0) | 2.5 (23.0) | 18.6 (24.5) | 4.2 (7.6) | 1.8 | 2.7 (23.9) | 6.5 (23.5) | 2.8 (13.6) | 4 (23.0) | 24 (31.3) | 6.8 (10.5) |
| (months, m)b | |||||||||||
| BMIa | 24.5 ± 6.0 | 24.5 ± 5.6 | 23.4 ± 2.7 | 27.0 ± 2.1 | 25.9 | 24.0 ± 4.4 | 27.7 ± 2.1 | 23.3 ± 2.2 | 28.3 ± 2.1 | 24.9 ± 3.9 | 23.4 ± 3.8 |
| HbA1c (%)a | 6.5 ± 1.4 | 8.9 ± 2.0 | 8.0 ± 2.3 | 8.8 ± 2.9 | 7.9 | 8.6 ± 2.4 | 7.9 ± 2.1 | 9.9 ± 3.2 | 8.6 ± 2.2 | 9.6 ± 2.8 | 8.3 ± 2.6 |
| CRP (mg/L)b∗ | 19.7 (76.3) | 22 (46.5) | 25.5 (72.8) | 91.9 (226.9) | 11 | 21.8 (47.5) | 49.3 (117.9) | 197.6 (231.4) | 22.7 (69.5) | 10.9 (129.0) | 70 (82.7) |
| PCT (mmol/L)b∗ | 0.2 (0.1) | 0.2 (0.3) | 1.0 (0.3) | 2.5 (0.6) | 0 | 0.2 (0.2) | 0.7 (0.1) | 2.4 (0.4) | 0.2 (0.1) | 0.1 (0.0) | 0.7 (0.2) |
| Newly diagnosedc∗ | 1 (14.3) | 11 (32.4) | 7 (15.9) | 12 (37.5) | 0 (0.0) | 21 (38.8) | 8 (15.1) | 2 (22.2) | 11 (20.75) | 0 (0.0) | 20 (33.8) |
| Polymicrobial infectionc | 4 (57.1) | 22 (64.7%) | 24 (54.5%) | 20 (62.5%) | 0 (0.0) | 38 (70.4%) | 27 (50.9%) | 6 (66.7%) | 28 (52.8%) | 1 (20.0%) | 41 (69.5%) |
aExpressed as mean ± SD; bexpressed as media (interquartile range); cexpressed as number (percentage); BMI: body mass index; CRP: C-reaction protein; PCT: procalcitonin. ∗P < 0.05, compared between different groups.