Table 1.

The proportion of sleep disorders and mental disorders of FGID patients.

Characters		FD	IBS	FC	Other FGIDs	F/x2	P
n		920	77	26	94	-	-
Age	mean	50.9 ± 11.5	49.7 ± 12.1	53.0 ± 10.9	49.8 ± 13.3	0.784	0.503
Gender	Male	349	53	18	46	41.62	<0.001
	Female	571	24	6	48
Education level	Illiteracy	7	3	3	5	49.46	<0.001
	Primary school	77	7	8	9
	Middle school	536	40	12	46
	College and above	300	17	4	27
Sleep disorders	yes	801	63	23	67	18.08	<0.001
	no	119	14	3	27
Psychological problem	Yes no	871 49	74 3	24 2	88 6	0.80	0.85
Sleep disorders with psychological problem	Yes no	769 151	61 16	21 5	65 29	12.52	0.006
No sleep disorders and psychological problem	Yes no	16 904	1 76	0 26	4 90	3.61	0.306