Gender

MESA exam number vs Average green 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 15.6 ± 22.0 7.1 0.0 212.3 86 2,237
Participant Age at MESA Sleep Visit vs Average green 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 15.6 ± 22.0 7.1 0.0 212.3 86 2,237
54.0 to 62.0 years 544 18.8 ± 26.7 8.4 0.0 212.3 16 560
62.0 to 69.0 years 537 16.6 ± 20.9 8.8 0.0 141.8 22 559
69.0 to 77.0 years 532 16.0 ± 21.7 7.0 0.0 128.1 27 559
77.0 to 95.0 years 538 11.1 ± 16.7 4.5 0.0 143.9 21 559
Gender of the participant vs Average green 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 15.6 ± 22.0 7.1 0.0 212.3 86 2,237
Female 1,155 11.3 ± 15.0 5.3 0.0 120.9 43 1,198
Male 996 20.7 ± 27.1 10.3 0.0 212.3 43 1,039
Race/ethnicity of the participant vs Average green 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 15.6 ± 22.0 7.1 0.0 212.3 86 2,237
White, Caucasian 806 17.6 ± 23.6 8.6 0.0 143.9 24 830
Chinese American 244 12.6 ± 17.9 6.7 0.0 122.7 21 265
Black, African-American 597 15.7 ± 22.7 6.6 0.0 212.3 19 616
Hispanic 504 13.9 ± 19.9 5.4 0.0 135.6 22 526