Age

MESA exam number vs Average sleep duration per nap (with some sleep are counted) in workdays from actigraphy
N Mean StdDev Median Min Max Unknown Total
Exam 5 544 49.2 ± 31.1 41.7 6.0 228.5 1,693 2,237
Participant Age at MESA Sleep Visit vs Average sleep duration per nap (with some sleep are counted) in workdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 544 49.2 ± 31.1 41.7 6.0 228.5 1,693 2,237
54.0 to 62.0 years 252 50.4 ± 36.3 41.0 6.0 228.5 308 560
62.0 to 69.0 years 146 45.2 ± 25.4 41.1 7.5 136.0 413 559
69.0 to 77.0 years 100 51.2 ± 27.7 43.5 10.0 143.0 459 559
77.0 to 95.0 years 46 50.7 ± 21.9 49.7 18.0 120.2 513 559
Gender of the participant vs Average sleep duration per nap (with some sleep are counted) in workdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 544 49.2 ± 31.1 41.7 6.0 228.5 1,693 2,237
Female 253 48.3 ± 32.0 40.7 6.0 228.5 945 1,198
Male 291 50.0 ± 30.3 44.1 6.5 223.0 748 1,039
Race/ethnicity of the participant vs Average sleep duration per nap (with some sleep are counted) in workdays from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 544 49.2 ± 31.1 41.7 6.0 228.5 1,693 2,237
White, Caucasian 208 50.9 ± 35.6 41.1 6.5 228.5 622 830
Chinese American 73 43.3 ± 24.6 40.7 6.0 152.2 192 265
Black, African-American 143 53.0 ± 30.1 47.5 8.5 182.5 473 616
Hispanic 120 45.4 ± 26.5 40.5 6.5 168.5 406 526