Table 3. Prevalence of diabetic foot ulcers (cause and grade) .
| Diabetic foot ulcers | Frequency | |
| Ulcer cause | No ulcer | 19 |
| Neuropathic ulcer | 28 | |
| Ischemic ulcer | 14 | |
| Multiple causes-ulcer | 39 | |
| Ulcer grade according to Wagner-Meggitt Classification System | Grade 0 | 19 |
| Grade 1 | 24 | |
| Grade 2 | 10 | |
| Grade 3 | 16 | |
| Grade 4 | 31 | |
| Ulcer grade according to the University of Texas Staging System | Grade 0 - Stage A | 17 |
| Grade 0 - Stage C | 2 | |
| Grade I - Stage A | 15 | |
| Grade I - Stage B | 8 | |
| Grade I - Stage C | 1 | |
| Grade I - Stage D | 1 | |
| Grade II - Stage A | 2 | |
| Grade II - Stage B | 6 | |
| Grade II - Stage D | 2 | |
| Grade III - Stage A | 7 | |
| Grade III - Stage B | 19 | |
| Grade III - Stage C | 5 | |
| Grade III - Stage D | 15 | |
| Total number of cases | 100 | |