Table 5

Comparison of SCFA (acetate, propionate and butyrate), d-lactic acid and l-lactic acid concentrations in fecal samples between UC patients and control subjects

Control subjectsUC patientsp Value
Acetate (mM)87 (58.4–114.9)73.6 (43.7–104.3)0.025
Propionate (mM)21.6 (16.5–27.2)17.8 (13.1–22.2)<0.0001
Butyrate (mM)14.7 (10.3–24.6)13.4 (6.6–22.7)0.099
Total SCFA126.2 (84.1–164.7)113.2 (70.1–144.6)0.014
d-lactic acid (mM)0.93 (0.0–1.84)0.98 (0.0–2.3)0.47
l-lactic acid (mM)0 (0–0.2)0 (0–0.1)0.73
  • SCFA, short-chain fatty acids; UC, ulcerative colitis; All values are medians (IQR).