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Table 10 Univariate analysis: risk factors for occurrence of death during hospitalization

From: Complicated intra-abdominal infections worldwide: the definitive data of the CIAOW Study

Risk factors Odds ratio 95%CI p
Clinical condition upon hospital admission    
Severe sepsis 27.6 15.9-47.8 <0.0001
Septic shock 14.6 8.7-24.4 <0.0001
Healthcare associated infection 3.1 2.2-4.5 <0.0001
Source of infection    
Colonic non-diverticular perforation 21 9.9-44.6 <0.0001
Small bowel perforation 125.7 29.1-542 <0.0001
Complicated diverticulitis 11 4.9-25.2 <0.0001
Post-operative infections 19.1 9.3-39.3 <0.0001
Delayed initial intervention 2.6 1.8-3.5 <0.0001
Immediate post-operative clinical course    
Severe sepsis 33.8 19.5-58.4 <0.0001
Septic shock 59.2 34.4-102.1 <0.0001
ICU admission 18.6 12-28.7 <0.0001
Comorbidities    
Malignancy 3.6 2.5-15.1 p < 0.0001
Immunosoppression 1.0 3.2-7.5 p < 0.0001
Serious cardiovascular disease 4.5 3.2-6.3 p < 0.0001