Table 4.

Correlation between clinical factors and total bile salts (N = 15).

	Patients with functional dyspepsia
Clinical factors	Fasted state		Fed state
	p value	Correlation coefficient	p value	Correlation coefficient
VSI	0.09	0.43	0.27	0.30
PHQ-9	0.19	0.34	0.03	0.56
DSS	0.004	0.66	0.21	0.34
Weight loss	0.14	0.38	0.77	0.08
Discomfort	0.31	0.26	0.49	0.19
Postprandial fullness	0.64	0.12	0.29	−0.29
Bloating	0.07	0.45	0.49	0.19
Epigastric pain	0.01	0.59	0.08	0.47
Early satiation	0.30	−0.26	0.33	−0.27
Nausea	0.10	0.41	0.13	0.41
Vomiting	0.71	0.15	0.40	−0.31
Belching	0.09	0.43	0.89	0.04
Epigastric burning	<0.0001	0.83	0.0004	0.80
Sternal burning	0.03	0.53	0.43	0.23

Only the symptom epigastric burning remains significant after correction for multiple testing. DSS: dyspepsia symptom score; PHQ-9: Patient Health Questionnaire 9; VSI: Visceral Sensitivity Index.