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Gender

Visit vs Central Apnea-Hypopnea Index (REM): (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 4% desaturation and with or without arousal) / hour of REM sleep from type II polysomnography
N Mean StdDev Median Min Max Unknown Total
Visit 1 2,911 10.9 ± 11.0 7.0 0.0 120.0 - 2,911
Visit 2 1,026 12.3 ± 13.1 8.0 0.0 67.0 1,885 2,911
Age at Sleep Visit 1 vs Central Apnea-Hypopnea Index (REM): (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 4% desaturation and with or without arousal) / hour of REM sleep from type II polysomnography
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 2,911 10.9 ± 11.0 7.0 0.0 120.0 - 2,911
67.0 to 72.0 years 728 10.8 ± 10.7 7.0 0.0 59.0 - 728
72.0 to 76.0 years 728 10.7 ± 11.0 7.5 0.0 120.0 - 728
76.0 to 80.0 years 728 11.8 ± 11.8 8.0 0.0 74.0 - 728
80.0 to 90.0 years 727 10.4 ± 10.7 7.0 0.0 63.0 - 727
Gender vs Central Apnea-Hypopnea Index (REM): (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 4% desaturation and with or without arousal) / hour of REM sleep from type II polysomnography
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 2,911 10.9 ± 11.0 7.0 0.0 120.0 - 2,911
Female - - - - - - - -
Male 2,911 10.9 ± 11.0 7.0 0.0 120.0 - 2,911
Gender vs Central Apnea-Hypopnea Index (REM): (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 4% desaturation and with or without arousal) / hour of REM sleep from type II polysomnography
Visit 2
N Mean StdDev Median Min Max Unknown Total
Total 1,026 12.3 ± 13.1 8.0 0.0 67.0 1,885 2,911
Female - - - - - - - -
Male 1,026 12.3 ± 13.1 8.0 0.0 67.0 1,885 2,911
Race Category vs Central Apnea-Hypopnea Index (REM): (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 4% desaturation and with or without arousal) / hour of REM sleep from type II polysomnography
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 2,911 10.9 ± 11.0 7.0 0.0 120.0 - 2,911
White 2,651 10.9 ± 11.0 7.0 0.0 120.0 - 2,651
African American 99 13.5 ± 11.9 10.0 0.0 52.0 - 99
Asian 85 10.1 ± 10.2 6.0 0.0 44.0 - 85
Native Hawaiian or Other Pacific Islander 3 22.0 ± 8.2 24.0 13.0 29.0 - 3
American Indian or Alaskan Native 1 40.0 - 40.0 40.0 40.0 - 1
Multiracial 30 8.7 ± 9.4 6.0 0.0 34.0 - 30
Unknown 42 9.9 ± 10.4 7.0 0.0 40.0 - 42
Race Category vs Central Apnea-Hypopnea Index (REM): (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 4% desaturation and with or without arousal) / hour of REM sleep from type II polysomnography
Visit 2
N Mean StdDev Median Min Max Unknown Total
Total 1,026 12.3 ± 13.1 8.0 0.0 67.0 1,885 2,911
White 896 12.3 ± 13.1 8.0 0.0 67.0 1,755 2,651
African American 41 11.8 ± 12.8 8.0 0.0 49.0 58 99
Asian 49 10.1 ± 11.0 6.0 0.0 43.0 36 85
Native Hawaiian or Other Pacific Islander 3 24.7 ± 31.4 14.0 0.0 60.0 - 3
American Indian or Alaskan Native 1 49.0 - 49.0 49.0 49.0 - 1
Multiracial 14 14.5 ± 12.6 13.0 1.0 52.0 16 30
Unknown 22 12.4 ± 13.1 9.0 0.0 49.0 20 42