Table 1.

Fecal flora in patients with severe systemic inflammatory response syndrome (SIRS)

Fecal flora	SIRS patients	Normal
Total obligate anaerobes	8.3 ± 2.3*	10.5 ± 0.5
Bacteroidaceae	7.3 ± 3.0*	10.1 ± 0.4
Bifidobacterium	4.8 ± 3.3*	9.6 ± 0.7
Clostridium	2.1 ± 1.0	2.1 ± 0.7
Veillonella	3.1 ± 1.8*	7.0 ± 1.2
Total facultative anaerobes	7.8 ± 1.4	7.5 ± 0.4
Lactobacillus	2.7 ± 1.5*	5.0 ± 1.0
Enterobacteriaceae	4.1 ± 2.7*	7.4 ± 0.8
Enterococcus	6.4 ± 2.5	7.0 ± 0.9
Staphylococcus	5.3 ± 1.7*	2.7 ± 0.8
Pseudomonas	2.8 ± 1.4*	ND
Candida	2.5 ± 1.0	2.0 ± 0.5

ND not detected, SD standard deviation

Log₁₀counts/g feces. Data is given as mean ± SD

* P < 0.05 versus normal;