Differences in dietary habits of people with vs without irritable bowel syndrome and their association with symptom and psychological status: A pilot study

Table 3 Association between dietary factors and symptom scores/ psychological factors

	IBS-SSS		HADS (a)		HADS (d)
	r	P value	r	P value	r	P value
Quantity per time
Soybean and its products	0.415	0.039	0.635	0.001	0.604	0.001
Spicy food	0.590	0.002	0.454	0.022	0.483	0.014
Dry-fried nuts	0.738	< 0.001	0.608	0.001	0.616	0.001
Intake frequency
Soybean and its products	0.702	< 0.001	0.422	0.036	0.566	0.003
Spicy food	0.691	< 0.001	0.451	0.024	0.424	0.034
Dry-fried nuts	0.512	0.009	0.605	0.001	0.622	0.001

All P < 0.05. IBS-SSS: Irritable bowel syndrome-symptom severity scale; HADS: Hospital anxiety and depression scale; a: Anxiety; d: Depression.