Name

ahi_a0h3

Label

Apnea-Hypopnea Index (AHI) >= 3% - number of [all apneas] and [hypopneas with >= 3% oxygen desaturation] per hour of sleep

Calculation
ahi_a0h3 = 60 * (hrembp3 + hrop3 + hnrbp3 + hnrop3 + carbp + carop + canbp + canop + oarbp + oarop + oanbp + oanop) / slpprdp
Units
events per hour
Type
numeric
Sleep Heart Health Study (SHHS) Visit Number vs Apnea-Hypopnea Index (AHI) >= 3% - number of [all apneas] and [hypopneas with >= 3% oxygen desaturation] per hour of sleep
N Mean StdDev Median Min Max Unknown Total
Visit 1 5,804 14.6 ± 15.6 9.5 0.0 161.8 - 5,804
Interim Follow-up Visit - - - - - - - -
Visit 2 2,651 16.5 ± 16.0 11.3 0.0 117.6 1,429 4,080
CVD Outcomes - - - - - - - -
Age at Sleep Heart Health Study Visit One (SHHS1) vs Apnea-Hypopnea Index (AHI) >= 3% - number of [all apneas] and [hypopneas with >= 3% oxygen desaturation] per hour of sleep
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 5,804 14.6 ± 15.6 9.5 0.0 161.8 - 5,804
35-44 years 342 10.1 ± 14.3 5.2 0.0 95.5 - 342
45-54 years 1,017 11.6 ± 14.8 6.7 0.0 122.9 - 1,017
55-64 years 1,769 14.4 ± 15.8 9.1 0.0 113.7 - 1,769
65-74 years 1,617 16.2 ± 16.0 11.5 0.0 161.8 - 1,617
75-84 years 955 16.8 ± 15.0 12.4 0.0 94.2 - 955
85 years or older 104 19.6 ± 16.4 13.7 0.0 80.4 - 104
Gender vs Apnea-Hypopnea Index (AHI) >= 3% - number of [all apneas] and [hypopneas with >= 3% oxygen desaturation] per hour of sleep
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 5,804 14.6 ± 15.6 9.5 0.0 161.8 - 5,804
Male 2,765 18.7 ± 16.9 13.6 0.0 119.9 - 2,765
Female 3,039 11.0 ± 13.3 6.7 0.0 161.8 - 3,039
Gender vs Apnea-Hypopnea Index (AHI) >= 3% - number of [all apneas] and [hypopneas with >= 3% oxygen desaturation] per hour of sleep
Visit 2
N Mean StdDev Median Min Max Unknown Total
Total 2,651 16.5 ± 16.0 11.3 0.0 117.6 1,429 4,080
Male 1,226 20.6 ± 17.3 15.7 0.0 117.6 635 1,861
Female 1,425 13.0 ± 13.9 8.9 0.0 109.5 794 2,219
Race vs Apnea-Hypopnea Index (AHI) >= 3% - number of [all apneas] and [hypopneas with >= 3% oxygen desaturation] per hour of sleep
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 5,804 14.6 ± 15.6 9.5 0.0 161.8 - 5,804
White 4,907 14.8 ± 15.6 9.7 0.0 161.8 - 4,907
Black 515 14.6 ± 16.9 8.4 0.0 113.7 - 515
Other 382 12.2 ± 13.8 7.7 0.0 79.4 - 382
Race vs Apnea-Hypopnea Index (AHI) >= 3% - number of [all apneas] and [hypopneas with >= 3% oxygen desaturation] per hour of sleep
Visit 2
N Mean StdDev Median Min Max Unknown Total
Total 2,651 16.5 ± 16.0 11.3 0.0 117.6 1,429 4,080
White 2,311 16.7 ± 16.1 11.5 0.0 117.6 1,276 3,587
Black 181 16.3 ± 16.4 10.6 0.0 85.9 75 256
Other 159 13.9 ± 14.8 10.3 0.0 98.7 78 237