TABLE 2.
Significantly different metabolites between the UCP and UCN groups.
| Metabolites | VIP | Fold change | P-value | Enrich |
| Putrescine 2 | 3.4066 | 1.11E+08 | 0.00021613 | UCP |
| Lactic acid | 2.2508 | 9.41 | 0.000511849 | UCP |
| Mannose 1 | 3.5791 | 1.48E+08 | 2.3319E-08 | UCP |
| Lyxose 1 | 3.4330 | 9.66 | 0.01719414 | UCP |
| Maltose | 2.9975 | 7.37E+05 | 0.000151701 | UCP |
| 3-Phenyllactic acid | 1.2598 | 1.85 | 0.025133089 | UCP |
| Aminomalonic acid | 3.2537 | 92.33 | 1.45944E-05 | UCP |
| Sophorose 2 | 2.5848 | 8.96E+06 | 0.000226705 | UCP |
| 4-Hydroxybutyrate | 3.9304 | 883.39 | 1.105E-07 | UCP |
| 3-Hydroxynorvaline 2 | 1.2537 | 1.36 | 0.030209161 | UCP |
| Hexadecane | 2.2264 | 0.37 | 0.003416379 | UCN |
| 5-Dihydrocortisol 1 | 3.0530 | 4.70E+05 | 6.98172E-05 | UCP |
| Uridine 2 | 1.8784 | 2.02 | 0.020053092 | UCP |
| Coniferyl alcohol | 1.3666 | 2.73 | 0.003222153 | UCP |
| 4-Hydroxybenzoic acid | 3.1645 | 9.43E+05 | 1.18732E-08 | UCP |
| 2-Deoxyuridine | 3.9173 | 27.27 | 9.31737E-20 | UCP |
UCN, ulcerative colitis with negative Clostridioides difficile test results; UCP, ulcerative colitis with positive Clostridium difficile infection; VIP, variable importance for projection.