Table 3.
Gut microbiota composition at species level
| Controls (n = 15) |
Bodybuilders (n = 15) |
Distance runners (n = 15) |
|
|---|---|---|---|
| Blautia wexlerae | 4.9 ± 2.6+ | 3.2 ± 1.9* | 2.1 ± 1.1¥¥ |
| Faecalibacterium prausnitzii | 2.3 ± 2.0 | 4.9 ± 3.8 | 2.8 ± 2.4 |
| Eubacterium hallii | 2.0 ± 1.1+ | 1.0 ± 0.7 | 1.2 ± 0.9¥ |
| Bacteroides stercoris | 1.9 ± 2.6++ | 0.4 ± 0.9 | 0.8 ± 1.8 |
| B. adolescentis group | 1.3 ± 1.6 | 0.4 ± 1.1** | 1.1 ± 0.9 |
| Bacteroides caccae | 0.15 ± 0.2 | 0.2 ± 0.2** | 0.9 ± 1.0¥¥ |
| Ruminococcus callidus | 0.3 ± 0.4++ | 0.07 ± 0.2* | 0.4 ± 0.7 |
| B. longum group | 0.5 ± 0.5++ | 0.1 ± 0.1 | 0.3 ± 0.3 |
| Escherichia coli group | 0.4 ± 0.8+ | 0.2 ± 0.8** | 0.3 ± 0.7 |
| Faecalibacterium_uc | 0.1 ± 0.06+++ | 0.2 ± 0.1 | 0.2 ± 0.1 |
| Sutterella_uc | 0.03 ± 0.03++ | 0.07 ± 0.05 | 0.07 ± 0.06¥ |
| Bifidobacterium_uc | 0.08 ± 0.03+ | 0.03 ± 0.04* | 0.07 ± 0.06 |
| Clostridium innocuum group | 0.1 ± 0.3 | 0.007 ± 0.02 | 0.002 ± 0.004¥ |
| Weissella confusa group | 0.07 ± 0.1 | 0.03 ± 0.1 | 0.001 ± 0.002¥¥ |
| Enterobacter cloacae group | 0.03 ± 0.02 | 0.08 ± 0.2** | 0.005 ± 0.005¥¥ |
| Lactobacillus sakei group | 0.05 ± 0.06+ | 0.01 ± 0.03 | 0.03 ± 0.05 |
Data shown as mean ± SD, controls versus bodybuilders: +p < 0.05 or ++p < 0.01 or +++p < 0.001, bodybuilders versus distance runners: *p < 0.05 or **p < 0.01, distance runners versus controls: ¥p < 0.05 or ¥¥p < 0.01 or ¥¥¥p < 0.001