Race/Ethnicity

MESA exam number vs Average daily duration of wake after sleep offset in weekdays from actigraphy
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,151 2.4 ± 1.6 2.1 0.0 17.3 86 2,237
Participant Age at MESA Sleep Visit vs Average daily duration of wake after sleep offset in weekdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,151 2.4 ± 1.6 2.1 0.0 17.3 86 2,237
54.0 to 62.0 years 544 2.4 ± 1.5 2.0 0.0 10.7 16 560
62.0 to 69.0 years 537 2.4 ± 1.6 2.0 0.0 12.9 22 559
69.0 to 77.0 years 532 2.5 ± 1.8 2.1 0.0 17.3 27 559
77.0 to 95.0 years 538 2.4 ± 1.6 2.1 0.0 9.5 21 559
Gender of the participant vs Average daily duration of wake after sleep offset in weekdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,151 2.4 ± 1.6 2.1 0.0 17.3 86 2,237
Female 1,155 2.5 ± 1.6 2.2 0.0 12.2 43 1,198
Male 996 2.4 ± 1.7 2.0 0.0 17.3 43 1,039
Race/ethnicity of the participant vs Average daily duration of wake after sleep offset in weekdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,151 2.4 ± 1.6 2.1 0.0 17.3 86 2,237
White, Caucasian 806 2.4 ± 1.5 2.1 0.0 9.5 24 830
Chinese American 244 2.3 ± 1.7 1.9 0.0 10.7 21 265
Black, African-American 597 2.3 ± 1.7 2.0 0.0 17.3 19 616
Hispanic 504 2.6 ± 1.7 2.3 0.0 11.8 22 526