Histogram

MESA exam number vs Average daily total sleep duration in naps (>= 15 minutes) in weekdays from actigraphy
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,150 48.7 ± 55.8 30.9 0.0 470.6 87 2,237
Participant Age at MESA Sleep Visit vs Average daily total sleep duration in naps (>= 15 minutes) in weekdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,150 48.7 ± 55.8 30.9 0.0 470.6 87 2,237
54.0 to 62.0 years 544 37.9 ± 51.0 18.5 0.0 331.2 16 560
62.0 to 69.0 years 537 38.6 ± 44.3 23.6 0.0 261.3 22 559
69.0 to 77.0 years 531 49.2 ± 52.8 31.9 0.0 351.7 28 559
77.0 to 95.0 years 538 69.2 ± 67.0 51.9 0.0 470.6 21 559
Gender of the participant vs Average daily total sleep duration in naps (>= 15 minutes) in weekdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,150 48.7 ± 55.8 30.9 0.0 470.6 87 2,237
Female 1,155 45.8 ± 54.0 28.0 0.0 470.6 43 1,198
Male 995 52.1 ± 57.7 35.2 0.0 351.7 44 1,039
Race/ethnicity of the participant vs Average daily total sleep duration in naps (>= 15 minutes) in weekdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,150 48.7 ± 55.8 30.9 0.0 470.6 87 2,237
White, Caucasian 806 40.2 ± 49.5 22.6 0.0 331.2 24 830
Chinese American 244 50.8 ± 55.9 38.4 0.0 292.5 21 265
Black, African-American 597 59.8 ± 60.5 45.8 0.0 422.0 19 616
Hispanic 503 48.2 ± 57.4 29.5 0.0 470.6 23 526