Age

MESA exam number vs Average daily total sleep fragmentation index in main sleep in weekends from actigraphy
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,137 20.0 ± 8.0 19.0 0.08 58.0 100 2,237
Participant Age at MESA Sleep Visit vs Average daily total sleep fragmentation index in main sleep in weekends from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,137 20.0 ± 8.0 19.0 0.08 58.0 100 2,237
54.0 to 62.0 years 541 19.0 ± 7.6 17.8 3.1 56.2 19 560
62.0 to 69.0 years 534 19.7 ± 7.7 18.6 0.08 58.0 25 559
69.0 to 77.0 years 530 20.3 ± 8.2 19.3 2.8 56.8 29 559
77.0 to 95.0 years 532 20.9 ± 8.2 20.2 3.2 47.6 27 559
Gender of the participant vs Average daily total sleep fragmentation index in main sleep in weekends from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,137 20.0 ± 8.0 19.0 0.08 58.0 100 2,237
Female 1,148 18.6 ± 7.4 17.6 0.08 50.4 50 1,198
Male 989 21.5 ± 8.3 20.8 3.1 58.0 50 1,039
Race/ethnicity of the participant vs Average daily total sleep fragmentation index in main sleep in weekends from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,137 20.0 ± 8.0 19.0 0.08 58.0 100 2,237
White, Caucasian 805 19.4 ± 8.1 18.3 2.8 56.8 25 830
Chinese American 242 19.6 ± 7.8 18.7 3.3 56.2 23 265
Black, African-American 590 20.6 ± 8.0 20.2 2.7 58.0 26 616
Hispanic 500 20.3 ± 7.7 19.3 0.08 51.5 26 526