Table 9.
Differences in microbial metabolites between rectal cancer and sigmoid cancer
| Rectal cancer | Sigmoid cancer | p-value | |
|---|---|---|---|
| Cases, n | 15 | 13 | – |
| Palmitoleic acid (ng/mg) | 1033.65 ± 1074.68 | 315.39 ± 529.27 | 0.038 |
| 1H-Indole-3-acetamide (ng/mg) | 96.36 ± 69.24 | 46.84 ± 22.90 | 0.021 |
| Indole (ng/mg) | 1876.80 ± 2381.81 | 494.15 ± 473.88 | 0.050 |
| Citraconic acid (ng/mg) | 21.10 ± 19.11 | 9.42 ± 3.63 | 0.040 |
| Erucic acid (ng/mg) | 53.32 ± 52.14 | 19.54 ± 12.96 | 0.032 |
| Fumaric acid (ng/mg) | 141.11 ± 129.74 | 51.75 ± 47.20 | 0.027 |
| Hippuric acid (ng/mg) | 1182.46 ± 833.71 | 641.37 ± 369.39 | 0.040 |
| Hydrocinnamic acid (ng/mg) | 217.46 ± 243.41 | 57.57 ± 135.79 | 0.046 |
| Nicotinic acid (ng/mg) | 47.59 ± 50.16 | 16.86 ± 12.71 | 0.041 |
| Oxoglutaric acid (ng/mg) | 795.68 ± 897.00 | 90.56 ± 81.18 | 0.009 |
| Acetic acid (ng/mg) | 26,194.35 ± 21,949.09 | 11,351.32 ± 13,454.89 | 0.044 |
| m-Hydroxyhippuric acid (ng/mg) | 500.98 ± 711.27 | 1413.65 ± 1354.92 | 0.031 |
The number of nanogram metabolites per milligram of faeces were analysed by GC-TOFMS analysis. The table showed the content of microbial metabolites with statistical differences between the two groups (Kruskal test, p-value < 0.05)