Race/Ethnicity

MESA exam number vs E2 (Eogr) Signal Duration (Hours) from type II polysomnography
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,057 7.4 ± 1.5 7.0 0.0 12.0 180 2,237
Participant Age at MESA Sleep Visit vs E2 (Eogr) Signal Duration (Hours) from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 7.4 ± 1.5 7.0 0.0 12.0 180 2,237
54.0 to 62.0 years 525 7.2 ± 1.5 7.0 0.0 12.0 35 560
62.0 to 69.0 years 532 7.4 ± 1.4 7.0 3.0 12.0 27 559
69.0 to 77.0 years 510 7.3 ± 1.6 7.0 0.0 12.0 49 559
77.0 to 95.0 years 490 7.5 ± 1.4 8.0 2.0 11.0 69 559
Gender of the participant vs E2 (Eogr) Signal Duration (Hours) from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 7.4 ± 1.5 7.0 0.0 12.0 180 2,237
Female 1,103 7.5 ± 1.4 8.0 0.0 12.0 95 1,198
Male 954 7.2 ± 1.5 7.0 0.0 12.0 85 1,039
Race/ethnicity of the participant vs E2 (Eogr) Signal Duration (Hours) from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 7.4 ± 1.5 7.0 0.0 12.0 180 2,237
White, Caucasian 743 7.4 ± 1.4 7.0 0.0 11.0 87 830
Chinese American 250 7.4 ± 1.3 7.0 0.0 11.0 15 265
Black, African-American 573 7.3 ± 1.6 7.0 1.0 12.0 43 616
Hispanic 491 7.3 ± 1.5 7.0 0.0 12.0 35 526