Table 4 Causes of death (n=21).

Urosepsis	1 (4.8%)
Lower limb gangrene	4 (19%)
Pneumonia	4 (19%)
End-stage renal failure	2 (9.5%)
Bleeding gastrointestinal tract	2 (9.5%)
Cerebrovascular accident	2 (9.5%)
Acute myocardial infarction	4 (19%)