Table 3.

Relationship and/or sleep association referred to polysomnography.

Polysomnography	Comprehensive geriatric assessment							P-value
		No		Yes		Total
		N	%	N	%	N	%
Awakenings	Altered	35	100	9	100	44	100	-x-
Normal	0	0	0	0	0	0
Sleep onset latency	Altered	12	30	2	50	14	32	0.413
Normal	28	70	2	50	30	68
Total sleep time	Altered	5	22	11	52	16	36	0.035
Normal	18	78	10	48	28	64
Sleep efficiency	Altered	7	30	13	62	20	45	0.036
Normal	16	70	8	38	24	55
Apnea/hipopnea index	Altered	17	43	3	75	20	45	0.213
Normal	23	58	1	25	24	55
Leg movements	Altered	19	46	2	67	21	48	0.496
Normal	22	54	1	33	23	52

P: 0.005.