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. Author manuscript; available in PMC: 2024 Jan 1.
Published in final edited form as: Gut. 2022 May 17;72(1):54–65. doi: 10.1136/gutjnl-2022-327471

Table 2.

In the mRNA expression studies, the table shows participant demographics, measurements of bile acid parameters and # of biopsies at 3 locations in 44 patients with IBS-D and 30 healthy controls

Healthy (N=30) IBS-D without ABAM (N=34) BAD (N=10)
Female: male 14:16 24:10 7:3
Age, years (SD) 45.6 (13.3) 38.6 (12.9) 44.7 (11.8)
Serum 7αC4 mean (SD)
Median (10th–90th percentile)
19.1 (29.8)
13.9 (4.1–25.5)
19.2 (13.4)
14.6 (5.6–37.8)
84.9 (33.2)*
76.4 (55.3–135.5)
Serum FGF-19 mean (SD)
Median (10th–90th percentile)
125.1 (142.9)
74.6 (29.5–210.9)
103.4 (77.0)
80.2 (29.3–215.9)
67.3 (46.1)
52.6 (21.9–137.3)
% faecal CA+CDCA mean (SD)
Median (10th–90th percentile)
NA 4.2 (2.3)
1.0 (0.34–10.98)
23.4 (27.0)*
23.7 (0.08–64.52)
TI biopsies (# of participants) 21 27 7
RC biopsies (# of participants) 21 34 10
LC biopsies (# of participants) 30 34 10
*

P<0.05 versus IBS-D without ABAM.

ABAM, abnormal bile acid metabolism; BAD, bile acid diarrhoea; CA, cholic acid; CDCA, chenodeoxycholic acid; FGF-19, fibroblast growth factor 19 ; IBS-D, irritable bowel syndrome with diarrhoea; LC, left colon; RC, right colon; TI, terminal ileum; 7αC4, 7α-hydroxy-4-cholesten-3-one.