| Complications | Numbers | Frequencies |
| Chronic renal failure | 31 | 56 |
| Heart failure | 17 | 30 |
| Stroke | 3 | 5 |
| Retinopathy | 3 | 5 |
| Pre-eclampsia | 1 | 2 |
| Angina | 1 | 2 |
| Total | 56 | 100 |