Age

MESA exam number vs Average sleep duration per nap in weekdays from actigraphy
N Mean StdDev Median Min Max Unknown Total
Exam 5 1,785 51.4 ± 27.9 46.5 6.0 261.0 452 2,237
Participant Age at MESA Sleep Visit vs Average sleep duration per nap in weekdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 1,785 51.4 ± 27.9 46.5 6.0 261.0 452 2,237
54.0 to 62.0 years 419 51.2 ± 31.4 44.5 6.0 191.1 141 560
62.0 to 69.0 years 417 50.1 ± 27.9 45.4 6.2 261.0 142 559
69.0 to 77.0 years 461 49.8 ± 24.8 45.5 7.0 176.0 98 559
77.0 to 95.0 years 488 54.0 ± 27.5 49.2 8.3 252.0 71 559
Gender of the participant vs Average sleep duration per nap in weekdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 1,785 51.4 ± 27.9 46.5 6.0 261.0 452 2,237
Female 952 51.6 ± 28.6 46.4 6.0 252.0 246 1,198
Male 833 51.1 ± 27.1 46.6 6.2 261.0 206 1,039
Race/ethnicity of the participant vs Average sleep duration per nap in weekdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 1,785 51.4 ± 27.9 46.5 6.0 261.0 452 2,237
White, Caucasian 634 48.8 ± 26.9 43.5 7.0 261.0 196 830
Chinese American 207 49.3 ± 25.3 45.0 6.0 187.0 58 265
Black, African-American 530 54.9 ± 27.9 49.9 7.5 191.1 86 616
Hispanic 414 51.8 ± 30.4 46.5 6.2 252.0 112 526