Age

MESA exam number vs Average daily total sleep duration in naps (with some sleep are counted) in weekdays from actigraphy
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,150 49.9 ± 56.2 32.3 0.0 470.6 87 2,237
Participant Age at MESA Sleep Visit vs Average daily total sleep duration in naps (with some sleep are counted) in weekdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,150 49.9 ± 56.2 32.3 0.0 470.6 87 2,237
54.0 to 62.0 years 544 38.8 ± 51.1 18.8 0.0 336.2 16 560
62.0 to 69.0 years 537 39.7 ± 44.7 23.9 0.0 261.3 22 559
69.0 to 77.0 years 531 50.4 ± 53.3 33.1 0.0 351.7 28 559
77.0 to 95.0 years 538 70.7 ± 67.4 53.6 0.0 470.6 21 559
Gender of the participant vs Average daily total sleep duration in naps (with some sleep are counted) in weekdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,150 49.9 ± 56.2 32.3 0.0 470.6 87 2,237
Female 1,155 46.9 ± 54.3 29.0 0.0 470.6 43 1,198
Male 995 53.3 ± 58.1 36.3 0.0 351.7 44 1,039
Race/ethnicity of the participant vs Average daily total sleep duration in naps (with some sleep are counted) in weekdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,150 49.9 ± 56.2 32.3 0.0 470.6 87 2,237
White, Caucasian 806 41.3 ± 50.0 23.8 0.0 336.2 24 830
Chinese American 244 51.8 ± 56.2 39.7 0.0 298.3 21 265
Black, African-American 597 61.1 ± 60.8 47.2 0.0 422.0 19 616
Hispanic 503 49.4 ± 57.6 31.1 0.0 470.6 23 526