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MESA exam number vs Average blue light time above 1,000 microwatts per square centimeter threshold over 24-hour periods in all days from actigraphy
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Exam 5
2,151
6.6
± 10.2
2.6
0.0
140.1
86
2,237
Participant Age at MESA Sleep Visit vs Average blue light time above 1,000 microwatts per square centimeter threshold over 24-hour periods in all days from actigraphy
Exam 5
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
2,151
6.6
± 10.2
2.6
0.0
140.1
86
2,237
54.0 to 62.0 years
544
8.1
± 12.9
3.2
0.0
140.1
16
560
62.0 to 69.0 years
537
7.1
± 9.6
3.1
0.0
58.5
22
559
69.0 to 77.0 years
532
6.8
± 9.8
3.0
0.0
63.2
27
559
77.0 to 95.0 years
538
4.5
± 7.4
1.6
0.0
78.2
21
559
Gender of the participant vs Average blue light time above 1,000 microwatts per square centimeter threshold over 24-hour periods in all days from actigraphy
Exam 5
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
2,151
6.6
± 10.2
2.6
0.0
140.1
86
2,237
Female
1,155
4.8
± 7.2
2.0
0.0
78.2
43
1,198
Male
996
8.8
± 12.5
3.7
0.0
140.1
43
1,039
Race/ethnicity of the participant vs Average blue light time above 1,000 microwatts per square centimeter threshold over 24-hour periods in all days from actigraphy