Visit vs Total number of limb movements in stage 3/4 sleep with arousal from type I polysomnography

	N	Mean	StdDev	Median	Min	Max	Unknown	Total
Visit 5	332	0.6	± 1.2	0.0	0.0	8.0	403	735

Participant's age (category) vs Total number of limb movements in stage 3/4 sleep with arousal from type I polysomnography

Visit 5

	N	Mean	StdDev	Median	Min	Max	Unknown	Total
Total	294	0.7	± 1.3	0.0	0.0	8.0	364	658
5-14 yrs old	47	1.4	± 2.0	1.0	0.0	8.0	17	64
15-24 yrs old	45	0.6	± 1.1	0.0	0.0	5.0	67	112
25-34 yrs old	32	0.3	± 0.6	0.0	0.0	2.0	30	62
35-44 years	47	0.2	± 0.6	0.0	0.0	3.0	51	98
45-54 years	53	0.7	± 1.2	0.0	0.0	5.0	95	148
55-64 years	35	0.6	± 1.2	0.0	0.0	5.0	49	84
65-74 years	25	0.8	± 1.3	0.0	0.0	4.0	32	57
75-84 years	9	0.0	± 0.0	0.0	0.0	0.0	22	31
85 years or older	1	1.0	-	1.0	1.0	1.0	1	2

Participant's sex vs Total number of limb movements in stage 3/4 sleep with arousal from type I polysomnography

Visit 5

	N	Mean	StdDev	Max	Unknown	Total
Total	332	0.6	± 1.2	8.0	403	735
Female	202	0.6	± 1.1	5.0	204	406
Male	130	0.7	± 1.5	8.0	199	329

Participant's race vs Total number of limb movements in stage 3/4 sleep with arousal from type I polysomnography

Visit 5

	N	Mean	StdDev	Max	Unknown	Total
Total	332	0.6	± 1.2	8.0	403	735
White	87	0.8	± 1.4	5.0	217	304
Black	229	0.6	± 1.2	8.0	180	409
More than one race	16	0.7	± 1.1	4.0	6	22

Cleveland Family Study

Histogram