Table 6.

Means and standard deviations on the SDSFC subscales between GI groups

	Low frequency GI symptoms		High frequency GI symptoms
	M	SD	M	SD
Sleep initiation and maintenance	2.78	0.52	2.83	0.53
Sleep breathing disorders	1.49	0.59	1.77	0.85
Arousal disorders	1.17	0.34	1.13	0.28
Sleep–wake transition	2.1	0.68	2.19	0.70
Excessive somnolence	1.77	0.58	1.98	0.65
Sleep hyperhidrosis	1.41	0.82	1.93	1.24