Age

MESA exam number vs Average daily total sleep duration in naps (with some sleep are counted) in workdays from actigraphy
N Mean StdDev Median Min Max Unknown Total
Exam 5 825 25.8 ± 35.3 12.9 0.0 271.0 1,412 2,237
Participant Age at MESA Sleep Visit vs Average daily total sleep duration in naps (with some sleep are counted) in workdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 825 25.8 ± 35.3 12.9 0.0 271.0 1,412 2,237
54.0 to 62.0 years 380 24.0 ± 35.2 11.5 0.0 271.0 180 560
62.0 to 69.0 years 236 22.2 ± 30.1 10.6 0.0 179.1 323 559
69.0 to 77.0 years 142 31.4 ± 38.9 18.3 0.0 198.0 417 559
77.0 to 95.0 years 67 36.2 ± 42.0 23.6 0.0 160.3 492 559
Gender of the participant vs Average daily total sleep duration in naps (with some sleep are counted) in workdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 825 25.8 ± 35.3 12.9 0.0 271.0 1,412 2,237
Female 406 21.7 ± 31.0 10.3 0.0 198.0 792 1,198
Male 419 29.7 ± 38.7 15.7 0.0 271.0 620 1,039
Race/ethnicity of the participant vs Average daily total sleep duration in naps (with some sleep are counted) in workdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 825 25.8 ± 35.3 12.9 0.0 271.0 1,412 2,237
White, Caucasian 329 23.6 ± 34.8 10.8 0.0 247.0 501 830
Chinese American 104 26.3 ± 31.8 14.4 0.0 133.8 161 265
Black, African-American 213 31.5 ± 37.8 17.0 0.0 186.9 403 616
Hispanic 179 22.6 ± 34.8 11.4 0.0 271.0 347 526