Table 4.

Cause of mortality

Cause of mortalitya	No. of patients
Multiorgan failure	28
Septicemia
Anastomotic leak	4
Chest infection	4
Unidentifiable source	8
Myocardial infarction	7
ARDS	3
Liver failure	4
Extension of thrombus	3

^aSome patients had more than one cause