Histogram

MESA exam number vs Standard deviation of the daily sleep maintenance efficiency in workdays from actigraphy
N Mean StdDev Median Min Max Unknown Total
Exam 5 741 2.5 ± 2.0 2.1 0.02 28.6 1,496 2,237
Participant Age at MESA Sleep Visit vs Standard deviation of the daily sleep maintenance efficiency in workdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 741 2.5 ± 2.0 2.1 0.02 28.6 1,496 2,237
54.0 to 62.0 years 356 2.5 ± 2.2 2.1 0.2 28.6 204 560
62.0 to 69.0 years 214 2.6 ± 1.8 2.1 0.1 10.8 345 559
69.0 to 77.0 years 120 2.5 ± 1.8 2.1 0.02 9.1 439 559
77.0 to 95.0 years 51 2.2 ± 1.6 2.1 0.1 8.0 508 559
Gender of the participant vs Standard deviation of the daily sleep maintenance efficiency in workdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 741 2.5 ± 2.0 2.1 0.02 28.6 1,496 2,237
Female 365 2.3 ± 1.7 1.9 0.02 11.3 833 1,198
Male 376 2.7 ± 2.2 2.2 0.2 28.6 663 1,039
Race/ethnicity of the participant vs Standard deviation of the daily sleep maintenance efficiency in workdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 741 2.5 ± 2.0 2.1 0.02 28.6 1,496 2,237
White, Caucasian 296 2.3 ± 1.7 1.8 0.1 9.1 534 830
Chinese American 93 3.0 ± 3.3 2.3 0.2 28.6 172 265
Black, African-American 188 2.8 ± 1.9 2.4 0.02 11.3 428 616
Hispanic 164 2.4 ± 1.6 2.2 0.2 9.8 362 526