Table 2.
Diversity of fecal bacteria in patients with IBS and gastroenteritis and control group
| Bacterial species, (n)a | IBS (80) | Gastroenteritis (80) | Control (50) | p value |
|---|---|---|---|---|
| White blood cells Red blood cells Mucus secretion Epithelial cell Yeast |
6 0 20 37 23 |
22 8 30 41 34 |
0 1 15 18 19 |
0.001 0.005 0.229 0.313 0.186 |
| Culture results | ||||
| Escherichia coli | 73 | 56 | 48 | 0.001 |
| Klebsiella spp. | 9 | 21 | 0 | 0.001 |
| Enterobacter spp. | 7 | 8 | 0 | 0.73 |
| Citrobacter spp. | 10 | 15 | 0 | 0.006 |
| Pseudomonas aeruginosa | 2 | 1 | 0 | 0.498 |
|
Clostridium difficile
Proteus spp. S. aureus |
2 1 2 |
0 1 5 |
0 0 1 |
0.194 0.498 0.346 |
| Microscopic Findingsb | ||||
| Enterotype 1 (Bacteroides spp.) | 2 | 2 | 2 | 0.857 |
| Lactobacillus spp. | 29 | 13 | 7 | 0.002 |
| Actinomycetes | 12 | 2 | 2 | 0.006 |
| Gram positive cocci (aerobic and anaerobic) | 14 | 41 | 19 | 0.01 |
| Bifidobacter spp. | 0 | 1 | 0 | 0.442 |
| Spore forming bacteria | 31 | 30 | 12 | 0.139 |
| Gram negative bacilli (aerobic and anaerobic) | 42 | 47 | 43 | 0.001 |
| Fusobacterium spp. | 4 | 2 | 0 | 0.243 |
Enterotype 1 was indicated when Bacteroides species constitute major population of faecal microbiota compared with other bacteria commonly present in the human intestine. Reports of the specified microbes and cells were done based on their distinct morphologies in the microscopic examination.
a
N, numbers of total patients and control samples is shown in each category. Colonization and infection of the samples with defined bacterial species and genera are depicted in each column as numbers of the positive samples.