Table 3.

Preoperative variable associated with mortality

Preoperative variable	Mortality in percent if present
Pulmonary failure	100
Cardiac failure	92
Requirement of > 2 antibiotics	82
Renal failure	73
Hepatic failure	66
Gastrointestinal bleeding	86
Required second operation	81
Positive cultures	61
Blood requirement > 2 units	69
Blood requirement < 2 units	22