Race/Ethnicity

MESA exam number vs Average daily number of sleep bouts in main sleep in workdays from actigraphy
N Mean StdDev Median Min Max Unknown Total
Exam 5 831 31.1 ± 12.2 29.4 4.0 86.0 1,406 2,237
Participant Age at MESA Sleep Visit vs Average daily number of sleep bouts in main sleep in workdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 831 31.1 ± 12.2 29.4 4.0 86.0 1,406 2,237
54.0 to 62.0 years 382 31.4 ± 11.7 30.0 4.0 76.3 178 560
62.0 to 69.0 years 239 32.0 ± 13.2 29.8 4.6 86.0 320 559
69.0 to 77.0 years 143 30.8 ± 11.9 28.2 6.0 72.0 416 559
77.0 to 95.0 years 67 27.5 ± 11.4 26.0 8.0 56.0 492 559
Gender of the participant vs Average daily number of sleep bouts in main sleep in workdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 831 31.1 ± 12.2 29.4 4.0 86.0 1,406 2,237
Female 410 29.0 ± 10.2 28.6 4.0 68.0 788 1,198
Male 421 33.2 ± 13.6 31.0 4.6 86.0 618 1,039
Race/ethnicity of the participant vs Average daily number of sleep bouts in main sleep in workdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 831 31.1 ± 12.2 29.4 4.0 86.0 1,406 2,237
White, Caucasian 333 30.5 ± 11.6 29.0 7.0 77.5 497 830
Chinese American 105 34.8 ± 12.6 33.8 8.0 72.0 160 265
Black, African-American 213 29.6 ± 13.5 27.5 4.0 86.0 403 616
Hispanic 180 32.0 ± 10.9 31.4 9.0 61.2 346 526