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Race

Visit vs Central Apnea-Hypopnea Index: (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 sleep from type II polysomnography
N Mean StdDev Median Min Max Unknown Total
Visit 1 2,911 8.2 ± 8.8 5.0 0.0 83.0 - 2,911
Visit 2 1,026 9.8 ± 10.9 6.0 0.0 81.0 1,885 2,911
Age at Sleep Visit 1 vs Central Apnea-Hypopnea Index: (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 sleep from type II polysomnography
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 2,911 8.2 ± 8.8 5.0 0.0 83.0 - 2,911
67.0 to 72.0 years 728 7.4 ± 7.7 5.0 0.0 66.0 - 728
72.0 to 76.0 years 728 7.8 ± 8.4 5.0 0.0 83.0 - 728
76.0 to 80.0 years 728 8.6 ± 9.2 5.0 0.0 65.0 - 728
80.0 to 90.0 years 727 8.8 ± 9.6 6.0 0.0 74.0 - 727
Gender vs Central Apnea-Hypopnea Index: (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 sleep from type II polysomnography
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 2,911 8.2 ± 8.8 5.0 0.0 83.0 - 2,911
Female - - - - - - - -
Male 2,911 8.2 ± 8.8 5.0 0.0 83.0 - 2,911
Gender vs Central Apnea-Hypopnea Index: (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 sleep from type II polysomnography
Visit 2
N Mean StdDev Median Min Max Unknown Total
Total 1,026 9.8 ± 10.9 6.0 0.0 81.0 1,885 2,911
Female - - - - - - - -
Male 1,026 9.8 ± 10.9 6.0 0.0 81.0 1,885 2,911
Race Category vs Central Apnea-Hypopnea Index: (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 sleep from type II polysomnography
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 2,911 8.2 ± 8.8 5.0 0.0 83.0 - 2,911
White 2,651 8.2 ± 8.8 5.0 0.0 83.0 - 2,651
African American 99 8.9 ± 9.7 6.0 0.0 65.0 - 99
Asian 85 7.6 ± 7.9 4.0 0.0 35.0 - 85
Native Hawaiian or Other Pacific Islander 3 12.3 ± 4.2 11.0 9.0 17.0 - 3
American Indian or Alaskan Native 1 40.0 - 40.0 40.0 40.0 - 1
Multiracial 30 7.6 ± 7.2 5.0 0.0 27.0 - 30
Unknown 42 6.7 ± 6.4 4.0 0.0 30.0 - 42
Race Category vs Central Apnea-Hypopnea Index: (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 sleep from type II polysomnography
Visit 2
N Mean StdDev Median Min Max Unknown Total
Total 1,026 9.8 ± 10.9 6.0 0.0 81.0 1,885 2,911
White 896 10.0 ± 11.1 6.0 0.0 81.0 1,755 2,651
African American 41 8.4 ± 9.0 5.0 0.0 34.0 58 99
Asian 49 6.5 ± 6.5 5.0 0.0 26.0 36 85
Native Hawaiian or Other Pacific Islander 3 26.3 ± 4.2 25.0 23.0 31.0 - 3
American Indian or Alaskan Native 1 54.0 - 54.0 54.0 54.0 - 1
Multiracial 14 11.1 ± 10.3 8.0 0.0 32.0 16 30
Unknown 22 8.1 ± 10.0 5.0 0.0 36.0 20 42