Name

oahi

Label

Obstructive Apnea Hypopnea Index (OAHI) at 4% oxygen desaturation

Calculation
oahi = 60 * ( hrembp4 + hrop4 + hnrbp4 + hnrop4 + oarbp + oarop + oanbp + oanop ) / slpprdp
Units
events per hour
Type
numeric
Visit vs Obstructive Apnea Hypopnea Index (OAHI) at 4% oxygen desaturation
N Mean StdDev Median Min Max Unknown Total
Visit 5 732 9.7 ± 17.9 2.0 0.0 115.6 3 735
Age at time of visit vs Obstructive Apnea Hypopnea Index (OAHI) at 4% oxygen desaturation
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 9.6 ± 17.6 2.0 0.0 115.6 3 658
5-14 yrs old 64 1.4 ± 4.8 0.3 0.0 27.6 - 64
15-24 yrs old 112 1.7 ± 4.4 0.4 0.0 39.4 - 112
25-34 yrs old 62 9.7 ± 22.3 1.3 0.0 115.6 - 62
35-44 years 97 12.2 ± 20.3 3.2 0.0 98.0 1 98
45-54 years 146 12.0 ± 20.4 4.3 0.0 105.2 2 148
55-64 years 84 12.6 ± 17.9 6.5 0.0 100.2 - 84
65-74 years 57 14.5 ± 15.0 8.4 0.0 56.1 - 57
75-84 years 31 18.4 ± 20.1 9.9 0.0 72.6 - 31
85 years or older 2 5.5 ± 2.8 5.5 3.6 7.5 - 2
Sex vs Obstructive Apnea Hypopnea Index (OAHI) at 4% oxygen desaturation
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 9.7 ± 17.9 2.0 0.0 115.6 3 735
Female 403 6.6 ± 13.1 1.5 0.0 105.2 3 406
Male 329 13.5 ± 21.9 3.5 0.0 115.6 - 329
Race vs Obstructive Apnea Hypopnea Index (OAHI) at 4% oxygen desaturation
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 9.7 ± 17.9 2.0 0.0 115.6 3 735
White 302 9.5 ± 18.0 1.7 0.0 105.2 2 304
Black 408 10.2 ± 18.3 2.4 0.0 115.6 1 409
Other 22 2.6 ± 7.3 0.3 0.0 34.3 - 22