Name
poai_all
Label
Arousal Index: Number of arousals per hour of sleep from type II polysomnography
Description

Arousal Index - total arousals per hour of sleep [(Total number of arousals) / (hours of sleep)]

Type
numeric
Visit vs Arousal Index: Number of arousals per hour of sleep from type II polysomnography
N Mean StdDev Median Min Max Unknown Total
Visit 1 2,911 23.3 ± 12.0 21.0 0.0 102.0 - 2,911
Visit 2 1,026 23.4 ± 13.3 21.0 0.0 105.0 1,885 2,911
Age at Sleep Visit 1 vs Arousal Index: Number of arousals per hour of sleep from type II polysomnography
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 2,911 23.3 ± 12.0 21.0 0.0 102.0 - 2,911
67.0 to 72.0 years 728 21.6 ± 10.3 20.0 0.0 64.0 - 728
72.0 to 76.0 years 728 22.9 ± 11.6 21.0 0.0 87.0 - 728
76.0 to 80.0 years 728 24.2 ± 12.8 22.0 0.0 102.0 - 728
80.0 to 90.0 years 727 24.5 ± 12.8 22.0 0.0 81.0 - 727
Gender vs Arousal Index: Number of arousals per hour of sleep from type II polysomnography
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 2,911 23.3 ± 12.0 21.0 0.0 102.0 - 2,911
Female - - - - - - - -
Male 2,911 23.3 ± 12.0 21.0 0.0 102.0 - 2,911
Gender vs Arousal Index: Number of arousals per hour of sleep from type II polysomnography
Visit 2
N Mean StdDev Median Min Max Unknown Total
Total 1,026 23.4 ± 13.3 21.0 0.0 105.0 1,885 2,911
Female - - - - - - - -
Male 1,026 23.4 ± 13.3 21.0 0.0 105.0 1,885 2,911
Race Category vs Arousal Index: Number of arousals per hour of sleep from type II polysomnography
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 2,911 23.3 ± 12.0 21.0 0.0 102.0 - 2,911
White 2,651 23.6 ± 12.1 21.0 0.0 102.0 - 2,651
African American 99 19.2 ± 11.0 17.0 0.0 61.0 - 99
Asian 85 21.1 ± 10.0 19.0 7.0 54.0 - 85
Native Hawaiian or Other Pacific Islander 3 25.7 ± 15.9 17.0 16.0 44.0 - 3
American Indian or Alaskan Native 1 43.0 - 43.0 43.0 43.0 - 1
Multiracial 30 21.3 ± 7.5 20.0 9.0 40.0 - 30
Unknown 42 22.9 ± 9.6 22.5 5.0 49.0 - 42
Race Category vs Arousal Index: Number of arousals per hour of sleep from type II polysomnography
Visit 2
N Mean StdDev Median Min Max Unknown Total
Total 1,026 23.4 ± 13.3 21.0 0.0 105.0 1,885 2,911
White 896 23.8 ± 13.3 21.0 0.0 105.0 1,755 2,651
African American 41 20.0 ± 12.4 18.0 0.0 54.0 58 99
Asian 49 20.0 ± 10.7 18.0 0.0 56.0 36 85
Native Hawaiian or Other Pacific Islander 3 40.0 ± 27.0 40.0 13.0 67.0 - 3
American Indian or Alaskan Native 1 44.0 - 44.0 44.0 44.0 - 1
Multiracial 14 24.9 ± 14.0 20.0 7.0 55.0 16 30
Unknown 22 20.7 ± 10.8 19.0 6.0 46.0 20 42