TABLE 3.

Prognoses and outcomes

Prognostic index	Controls (n = 120)	Cases (n = 38)	P valuea
Charlson comorbidity index (mean ± SD)	1.84 ± 2.31	3.29 ± 3.38	0.011
APACHE II score (mean ± SD)	8.76 ± 5.49	10.71 ± 4.37	0.011
Mannheim peritonitis index (mean ± SD)	19.11 ± 8.22	21.32 ± 6.90	0.078
% of patients with the following McCabe and Jackson group score:
Nonfatal	65.3	36.8
Ultimately fatal	28.0	57.9
Rapidly fatal	6.8	5.3	0.003
% of patients with the following ASA classification:
I	40.2	18.2
II	17.8	24.2
III	26.2	30.3
IV	15.9	27.3	0.114
% of patients with the following outcome:
Bacterial superinfection	15.6	27.8	0.111
Fungal superinfection	5.8	21.6	0.011
Need for surgical reintervention	15.1	36.1	0.006
Septic shock	17.5	27.0	0.203
Multiple organ failure	13.4	24.3	0.120
Admission to intensive care unit	30.8	45.9	0.091
Death	15.0	26.3	0.111

^aBoldface data represent significant differences between the cases and the controls.