Race/Ethnicity

MESA exam number vs Average daily duration of wake after sleep onset (waso) in weekends from actigraphy
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,137 38.4 ± 20.6 34.5 0.3 234.8 100 2,237
Participant Age at MESA Sleep Visit vs Average daily duration of wake after sleep onset (waso) in weekends from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,137 38.4 ± 20.6 34.5 0.3 234.8 100 2,237
54.0 to 62.0 years 541 38.8 ± 19.6 35.8 0.3 180.3 19 560
62.0 to 69.0 years 534 37.9 ± 18.5 33.9 1.5 118.3 25 559
69.0 to 77.0 years 530 39.8 ± 23.7 34.3 3.0 234.8 29 559
77.0 to 95.0 years 532 37.1 ± 20.2 33.3 2.0 118.0 27 559
Gender of the participant vs Average daily duration of wake after sleep onset (waso) in weekends from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,137 38.4 ± 20.6 34.5 0.3 234.8 100 2,237
Female 1,148 37.7 ± 19.8 34.0 0.3 234.8 50 1,198
Male 989 39.2 ± 21.4 35.3 3.0 156.8 50 1,039
Race/ethnicity of the participant vs Average daily duration of wake after sleep onset (waso) in weekends from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,137 38.4 ± 20.6 34.5 0.3 234.8 100 2,237
White, Caucasian 805 37.7 ± 19.7 34.0 2.0 234.8 25 830
Chinese American 242 38.8 ± 21.2 34.4 4.8 135.5 23 265
Black, African-American 590 37.8 ± 21.5 33.5 0.3 180.3 26 616
Hispanic 500 39.9 ± 20.5 37.0 1.5 125.8 26 526