Age

MESA Exam Number vs Original Epoch Length For Processed Actigraphy Study (Seconds)
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,151 29.8 ± 1.5 30.0 15.0 30.0 86 2,237
Participant Age at MESA Sleep Visit vs Original Epoch Length For Processed Actigraphy Study (Seconds)
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,151 29.8 ± 1.5 30.0 15.0 30.0 86 2,237
54.0 to 62.0 years 544 29.9 ± 1.3 30.0 15.0 30.0 16 560
62.0 to 69.0 years 538 29.9 ± 1.3 30.0 15.0 30.0 21 559
69.0 to 77.0 years 529 29.7 ± 2.1 30.0 15.0 30.0 30 559
77.0 to 95.0 years 540 29.9 ± 1.3 30.0 15.0 30.0 19 559
Gender vs Original Epoch Length For Processed Actigraphy Study (Seconds)
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,151 29.8 ± 1.5 30.0 15.0 30.0 86 2,237
Female 1,155 29.8 ± 1.6 30.0 15.0 30.0 43 1,198
Male 996 29.9 ± 1.4 30.0 15.0 30.0 43 1,039
Race/ethnicity vs Original Epoch Length For Processed Actigraphy Study (Seconds)
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,151 29.8 ± 1.5 30.0 15.0 30.0 86 2,237
White, Caucasian 806 29.9 ± 1.5 30.0 15.0 30.0 24 830
Chinese American 244 29.6 ± 2.3 30.0 15.0 30.0 21 265
Black, African-American 597 29.9 ± 1.4 30.0 15.0 30.0 19 616
Hispanic 504 29.9 ± 1.3 30.0 15.0 30.0 22 526