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NDAYSNAPSSLEEP15RD5 - MESA Variables
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Multi-Ethnic Study of Atherosclerosis
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Actigraphy
ndaysnapssleep15rd5
ndaysnapssleep15rd5
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ndaysnapssleep15nw5
ndaysnapssleep15wd5
Name
ndaysnapssleep15rd5
Label
Number Of Reliable Days With Naps When Only Naps With >=15 Minutes Of Sleep Time Are Counted (Reliable Days)
Units
reliable days
Type
integer
MESA Exam Number vs Number Of Reliable Days With Naps When Only Naps With >=15 Minutes Of Sleep Time Are Counted (Reliable Days)
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Exam 5
2,089
2.3
± 1.7
2.0
0.0
7.0
148
2,237
Participant Age at MESA Sleep Visit vs Number Of Reliable Days With Naps When Only Naps With >=15 Minutes Of Sleep Time Are Counted (Reliable Days)
Exam 5
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
2,089
2.3
± 1.7
2.0
0.0
7.0
148
2,237
54.0 to 62.0 years
532
1.9
± 1.6
2.0
0.0
7.0
28
560
62.0 to 69.0 years
528
2.1
± 1.7
2.0
0.0
7.0
31
559
69.0 to 77.0 years
519
2.4
± 1.7
2.0
0.0
7.0
40
559
77.0 to 95.0 years
510
2.8
± 1.9
3.0
0.0
7.0
49
559
Gender vs Number Of Reliable Days With Naps When Only Naps With >=15 Minutes Of Sleep Time Are Counted (Reliable Days)
Exam 5
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
2,089
2.3
± 1.7
2.0
0.0
7.0
148
2,237
Female
1,120
2.2
± 1.7
2.0
0.0
7.0
78
1,198
Male
969
2.4
± 1.7
2.0
0.0
7.0
70
1,039
Race/ethnicity vs Number Of Reliable Days With Naps When Only Naps With >=15 Minutes Of Sleep Time Are Counted (Reliable Days)
Exam 5
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
2,089
2.3
± 1.7
2.0
0.0
7.0
148
2,237
White, Caucasian
794
2.4
± 1.8
2.0
0.0
7.0
36
830
Chinese American
238
2.5
± 1.9
2.0
0.0
7.0
27
265
Black, African-American
573
2.2
± 1.6
2.0
0.0
7.0
43
616
Hispanic
484
2.2
± 1.7
2.0
0.0
7.0
42
526