ALB and infection: Age (p < 0.0001), Charlson co-morbidity index (p = 0.0002), ICU treatment (p = 0.0027), 027 infection (p = 0.0271), WBC count (p = 0.0283), albumin (p = 0.0199) ,and the combination of 027 infection with stool toxin (p = 0.0059) showed significant associations with increased mortality.