Table 3.
Absolute (log10/g) faecal concentrations and relative abundance of bacterial groups/species in younger (n = 8) and older (n = 12) participants
| Target | Dry weight samplea | |||
|---|---|---|---|---|
| Younger (n = 8) | Older (n = 12) | |||
| Log10/g | Median | IQR | Median | IQR |
| Total bacteria | 11.9 | 11.7–12.0 | 11.8 | 11.4–11.9 |
| Bifidobacterium spp. | 10.1 | 9.7–10.5 | 10.1 | 9.2–10.2 |
| Bacteroides + Prevotella | 11.0 | 10.2–11.2 | 10.7 | 10.4–10.7 |
| Flavonifractor plautii | 8.9 | 8.4–9.2 | 8.1 | 7.7–8.5 |
| % | 30 (28–44) | 39 (35–47) | ||
| % of faecal water | ||||
|---|---|---|---|---|
| Bifidobacterium spp. | 1.6 | 2.0 | ||
| Bacteroides + Prevotella | 12.6 | 7.9 | ||
| Flavonifractor plautii | 0.1 | 0.0 | ||
aCalculated using the weight (g) and the moisture percentage (%) of the wet faecal samples