Age

MESA exam number vs Average daily number of sleep bouts in main sleep in weekdays from actigraphy
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,151 30.9 ± 11.9 29.0 3.2 85.6 86 2,237
Participant Age at MESA Sleep Visit vs Average daily number of sleep bouts in main sleep in weekdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,151 30.9 ± 11.9 29.0 3.2 85.6 86 2,237
54.0 to 62.0 years 544 31.6 ± 11.3 30.7 7.4 70.8 16 560
62.0 to 69.0 years 537 32.2 ± 12.1 30.5 3.2 83.2 22 559
69.0 to 77.0 years 532 31.6 ± 12.4 29.0 7.2 85.6 27 559
77.0 to 95.0 years 538 28.2 ± 11.5 26.2 3.8 65.2 21 559
Gender of the participant vs Average daily number of sleep bouts in main sleep in weekdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,151 30.9 ± 11.9 29.0 3.2 85.6 86 2,237
Female 1,155 28.5 ± 10.0 27.4 3.8 71.4 43 1,198
Male 996 33.7 ± 13.3 32.0 3.2 85.6 43 1,039
Race/ethnicity of the participant vs Average daily number of sleep bouts in main sleep in weekdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,151 30.9 ± 11.9 29.0 3.2 85.6 86 2,237
White, Caucasian 806 30.0 ± 11.2 28.2 6.5 85.6 24 830
Chinese American 244 33.1 ± 12.6 31.4 8.4 80.4 21 265
Black, African-American 597 30.5 ± 12.7 28.2 3.2 79.0 19 616
Hispanic 504 31.9 ± 11.6 30.7 3.8 83.2 22 526