Histogram

Visit vs Obstructive Apnea-Hypopnea Index: (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with >= 4% oxygen 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 12.3 ± 12.9 8.0 0.0 89.0 - 2,911
Visit 2 1,026 12.8 ± 13.8 8.0 0.0 85.0 1,885 2,911
Age at Sleep Visit 1 vs Obstructive Apnea-Hypopnea Index: (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with >= 4% oxygen 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 12.3 ± 12.9 8.0 0.0 89.0 - 2,911
67.0 to 72.0 years 728 10.6 ± 11.1 7.0 0.0 72.0 - 728
72.0 to 76.0 years 728 12.4 ± 14.0 8.0 0.0 89.0 - 728
76.0 to 80.0 years 728 12.9 ± 12.8 9.0 0.0 70.0 - 728
80.0 to 90.0 years 727 13.3 ± 13.5 9.0 0.0 81.0 - 727
Gender vs Obstructive Apnea-Hypopnea Index: (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with >= 4% oxygen 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 12.3 ± 12.9 8.0 0.0 89.0 - 2,911
Female - - - - - - - -
Male 2,911 12.3 ± 12.9 8.0 0.0 89.0 - 2,911
Gender vs Obstructive Apnea-Hypopnea Index: (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with >= 4% oxygen 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 12.8 ± 13.8 8.0 0.0 85.0 1,885 2,911
Female - - - - - - - -
Male 1,026 12.8 ± 13.8 8.0 0.0 85.0 1,885 2,911
Race Category vs Obstructive Apnea-Hypopnea Index: (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with >= 4% oxygen 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 12.3 ± 12.9 8.0 0.0 89.0 - 2,911
White 2,651 12.4 ± 13.0 8.0 0.0 89.0 - 2,651
African American 99 10.9 ± 10.2 8.0 0.0 55.0 - 99
Asian 85 12.2 ± 11.8 8.0 0.0 46.0 - 85
Native Hawaiian or Other Pacific Islander 3 21.7 ± 12.7 17.0 12.0 36.0 - 3
American Indian or Alaskan Native 1 32.0 - 32.0 32.0 32.0 - 1
Multiracial 30 12.3 ± 11.3 8.5 0.0 39.0 - 30
Unknown 42 12.4 ± 14.2 6.5 0.0 50.0 - 42
Race Category vs Obstructive Apnea-Hypopnea Index: (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with >= 4% oxygen 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 12.8 ± 13.8 8.0 0.0 85.0 1,885 2,911
White 896 12.8 ± 13.8 8.0 0.0 85.0 1,755 2,651
African American 41 11.0 ± 13.3 5.0 0.0 57.0 58 99
Asian 49 11.9 ± 13.6 6.0 0.0 55.0 36 85
Native Hawaiian or Other Pacific Islander 3 32.3 ± 9.1 31.0 24.0 42.0 - 3
American Indian or Alaskan Native 1 47.0 - 47.0 47.0 47.0 - 1
Multiracial 14 16.1 ± 16.0 12.0 0.0 51.0 16 30
Unknown 22 10.7 ± 11.6 7.5 0.0 35.0 20 42