Race/Ethnicity

MESA exam number vs Arousal Index (NREM, Non-Supine): Number of arousals per hour of NREM sleep in non-supine position from type II polysomnography
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,057 20.3 ± 16.7 16.8 0.0 120.0 180 2,237
Participant Age at MESA Sleep Visit vs Arousal Index (NREM, Non-Supine): Number of arousals per hour of NREM sleep in non-supine position from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 20.3 ± 16.7 16.8 0.0 120.0 180 2,237
54.0 to 62.0 years 525 18.5 ± 16.0 15.0 0.0 120.0 35 560
62.0 to 69.0 years 532 19.9 ± 15.8 16.3 0.0 120.0 27 559
69.0 to 77.0 years 510 20.6 ± 16.4 18.0 0.0 120.0 49 559
77.0 to 95.0 years 490 22.2 ± 18.5 19.1 0.0 120.0 69 559
Gender of the participant vs Arousal Index (NREM, Non-Supine): Number of arousals per hour of NREM sleep in non-supine position from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 20.3 ± 16.7 16.8 0.0 120.0 180 2,237
Female 1,103 19.1 ± 16.4 15.7 0.0 120.0 95 1,198
Male 954 21.6 ± 16.9 18.0 0.0 120.0 85 1,039
Race/ethnicity of the participant vs Arousal Index (NREM, Non-Supine): Number of arousals per hour of NREM sleep in non-supine position from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 20.3 ± 16.7 16.8 0.0 120.0 180 2,237
White, Caucasian 743 20.7 ± 15.2 18.0 0.0 120.0 87 830
Chinese American 250 19.3 ± 16.1 16.0 0.0 120.0 15 265
Black, African-American 573 20.0 ± 18.4 15.4 0.0 120.0 43 616
Hispanic 491 20.3 ± 17.2 16.7 0.0 120.0 35 526