Age

MESA Exam Number vs Average Red Light Time Above 1000 Microwatts Per Square Centimeter Threshold Per Weekday Day (Minutes)
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,151 6.4 ± 10.4 2.4 0.0 99.6 86 2,237
Participant Age at MESA Sleep Visit vs Average Red Light Time Above 1000 Microwatts Per Square Centimeter Threshold Per Weekday Day (Minutes)
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,151 6.4 ± 10.4 2.4 0.0 99.6 86 2,237
54.0 to 62.0 years 544 7.2 ± 11.9 2.7 0.0 99.6 16 560
62.0 to 69.0 years 538 6.7 ± 9.9 2.9 0.0 73.5 21 559
69.0 to 77.0 years 529 7.1 ± 10.7 3.2 0.0 79.1 30 559
77.0 to 95.0 years 540 4.6 ± 8.5 1.5 0.0 83.3 19 559
Gender vs Average Red Light Time Above 1000 Microwatts Per Square Centimeter Threshold Per Weekday Day (Minutes)
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,151 6.4 ± 10.4 2.4 0.0 99.6 86 2,237
Female 1,155 4.3 ± 6.5 1.8 0.0 65.8 43 1,198
Male 996 8.9 ± 13.2 3.5 0.0 99.6 43 1,039
Race/ethnicity vs Average Red Light Time Above 1000 Microwatts Per Square Centimeter Threshold Per Weekday Day (Minutes)
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,151 6.4 ± 10.4 2.4 0.0 99.6 86 2,237
White, Caucasian 806 7.4 ± 12.1 3.0 0.0 99.6 24 830
Chinese American 244 5.0 ± 8.0 2.0 0.0 58.3 21 265
Black, African-American 597 6.3 ± 10.0 2.4 0.0 73.7 19 616
Hispanic 504 5.7 ± 8.7 2.0 0.0 52.9 22 526