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Observational Study
©The Author(s) 2026.
World J Gastroenterol. Jan 21, 2026; 32(3): 115264
Published online Jan 21, 2026. doi: 10.3748/wjg.v32.i3.115264
Figure 1
Figure 1 Sample comparative analysis. A: Compound classification distribution chart; B: Compound classification pie chart; C: Compound classification bar chart; D: Principal component analysis plot. HHF: Healthy with fatigue; HHN: Healthy without fatigue; HUCF: Ulcerative colitis with fatigue; HUCN: Ulcerative colitis without fatigue; QC: Quality control sample; HMDB: Human Metabolome Database; PCA: Principal component analysis.


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