Histogram

MESA exam number vs Standard deviation of daily total sleep duration in main sleep and naps combined in weekdays from actigraphy
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,146 78.7 ± 52.3 66.3 1.6 522.6 91 2,237
Participant Age at MESA Sleep Visit vs Standard deviation of daily total sleep duration in main sleep and naps combined in weekdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,146 78.7 ± 52.3 66.3 1.6 522.6 91 2,237
54.0 to 62.0 years 543 78.3 ± 52.1 66.5 7.9 340.6 17 560
62.0 to 69.0 years 537 79.0 ± 49.7 66.5 2.2 292.3 22 559
69.0 to 77.0 years 529 77.4 ± 51.3 66.0 1.6 350.9 30 559
77.0 to 95.0 years 537 80.2 ± 55.9 66.0 4.8 522.6 22 559
Gender of the participant vs Standard deviation of daily total sleep duration in main sleep and naps combined in weekdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,146 78.7 ± 52.3 66.3 1.6 522.6 91 2,237
Female 1,153 78.2 ± 50.9 66.0 1.6 522.6 45 1,198
Male 993 79.4 ± 53.9 66.5 3.9 350.9 46 1,039
Race/ethnicity of the participant vs Standard deviation of daily total sleep duration in main sleep and naps combined in weekdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,146 78.7 ± 52.3 66.3 1.6 522.6 91 2,237
White, Caucasian 806 71.7 ± 48.9 59.2 2.2 310.2 24 830
Chinese American 243 79.4 ± 44.7 74.2 1.6 253.9 22 265
Black, African-American 596 88.6 ± 54.8 76.0 4.8 350.9 20 616
Hispanic 501 78.1 ± 56.1 64.3 5.5 522.6 25 526