Name

avgbluetalt5

Label

Average Blue Light Time Above 1000 Microwatts Per Square Centimeter Threshold Per Day (Minutes)

Units
minutes
Type
numeric
MESA Exam Number vs Average Blue Light Time Above 1000 Microwatts Per Square Centimeter Threshold Per Day (Minutes)
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 1000 Microwatts Per Square Centimeter Threshold Per Day (Minutes)
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 3.1 0.0 140.1 16 560
62.0 to 69.0 years 538 7.2 ± 9.7 3.1 0.0 58.5 21 559
69.0 to 77.0 years 529 6.8 ± 9.7 3.1 0.0 63.2 30 559
77.0 to 95.0 years 540 4.4 ± 7.3 1.6 0.0 78.2 19 559
Gender vs Average Blue Light Time Above 1000 Microwatts Per Square Centimeter Threshold Per Day (Minutes)
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 vs Average Blue Light Time Above 1000 Microwatts Per Square Centimeter Threshold Per Day (Minutes)
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
White, Caucasian 806 7.6 ± 11.6 3.1 0.0 140.1 24 830
Chinese American 244 5.2 ± 8.1 2.3 0.0 51.8 21 265
Black, African-American 597 6.7 ± 10.1 2.8 0.0 69.5 19 616
Hispanic 504 5.6 ± 8.7 1.7 0.0 56.4 22 526