Histogram

MESA exam number vs Average green light time above 1,000 microwatts per square centimeter threshold over 24-hour periods non-workdays from actigraphy
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,077 16.4 ± 26.8 6.3 0.0 474.0 160 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 non-workdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,077 16.4 ± 26.8 6.3 0.0 474.0 160 2,237
54.0 to 62.0 years 519 21.5 ± 37.1 9.0 0.0 474.0 41 560
62.0 to 69.0 years 521 17.9 ± 25.2 7.8 0.0 164.5 38 559
69.0 to 77.0 years 514 15.6 ± 22.3 6.1 0.0 151.8 45 559
77.0 to 95.0 years 523 10.8 ± 17.2 3.9 0.0 143.9 36 559
Gender of the participant vs Average green light time above 1,000 microwatts per square centimeter threshold over 24-hour periods non-workdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,077 16.4 ± 26.8 6.3 0.0 474.0 160 2,237
Female 1,123 12.0 ± 17.5 4.9 0.0 140.0 75 1,198
Male 954 21.7 ± 33.9 9.2 0.0 474.0 85 1,039
Race/ethnicity of the participant vs Average green light time above 1,000 microwatts per square centimeter threshold over 24-hour periods non-workdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,077 16.4 ± 26.8 6.3 0.0 474.0 160 2,237
White, Caucasian 776 19.8 ± 32.3 8.5 0.0 474.0 54 830
Chinese American 236 12.1 ± 16.2 6.4 0.0 97.3 29 265
Black, African-American 581 15.7 ± 24.3 5.5 0.0 161.3 35 616
Hispanic 484 14.1 ± 23.2 4.4 0.0 176.5 42 526