Age

MESA exam number vs Arousal Index (REM, Non-Supine): Number of arousals per hour of REM sleep in non-supine position from type II polysomnography
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,057 14.2 ± 14.3 11.0 0.0 120.0 180 2,237
Participant Age at MESA Sleep Visit vs Arousal Index (REM, Non-Supine): Number of arousals per hour of REM sleep in non-supine position from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 14.2 ± 14.3 11.0 0.0 120.0 180 2,237
54.0 to 62.0 years 525 14.9 ± 13.9 11.6 0.0 120.0 35 560
62.0 to 69.0 years 532 16.4 ± 16.0 13.4 0.0 120.0 27 559
69.0 to 77.0 years 510 14.0 ± 14.4 10.6 0.0 120.0 49 559
77.0 to 95.0 years 490 11.4 ± 12.3 8.6 0.0 120.0 69 559
Gender of the participant vs Arousal Index (REM, Non-Supine): Number of arousals per hour of REM sleep in non-supine position from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 14.2 ± 14.3 11.0 0.0 120.0 180 2,237
Female 1,103 13.3 ± 14.8 10.2 0.0 120.0 95 1,198
Male 954 15.3 ± 13.8 12.6 0.0 120.0 85 1,039
Race/ethnicity of the participant vs Arousal Index (REM, Non-Supine): Number of arousals per hour of REM sleep in non-supine position from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 14.2 ± 14.3 11.0 0.0 120.0 180 2,237
White, Caucasian 743 14.5 ± 13.1 11.5 0.0 120.0 87 830
Chinese American 250 13.8 ± 15.4 10.6 0.0 120.0 15 265
Black, African-American 573 13.9 ± 15.4 10.3 0.0 120.0 43 616
Hispanic 491 14.4 ± 14.3 11.4 0.0 120.0 35 526