Name
ahi_o0h4a
Label
Obstructive Apnea-Hypopnea Index (OAHI) >= 4% - number of [obstructive apneas] and [hypopneas with >= 4% oxygen desaturation or arousal] per hour of sleep
Calculation
ahi_o0h4a = 60 * (hremba4 + hroa4 + hnrba4 + hnroa4 + oarbp + oarop + oanbp + oanop) / slpprdp
Units
events per hour
Type
numeric
Visit vs Obstructive Apnea-Hypopnea Index (OAHI) >= 4% - number of [obstructive apneas] and [hypopneas with >= 4% oxygen desaturation or arousal] per hour of sleep
N Mean StdDev Median Min Max Unknown Total
Peds - - - - - - - -
Teenz - - - - - - - -
TREC 515 1.2 ± 4.5 0.4 0.0 93.1 2 517
Age at time of visit vs Obstructive Apnea-Hypopnea Index (OAHI) >= 4% - number of [obstructive apneas] and [hypopneas with >= 4% oxygen desaturation or arousal] per hour of sleep
TREC
N Mean StdDev Median Min Max Unknown Total
Total 515 1.2 ± 4.5 0.4 0.0 93.1 2 517
16.14 to 17.41 years 130 0.8 ± 1.1 0.3 0.0 6.6 - 130
17.41 to 17.69 years 128 0.8 ± 1.7 0.4 0.0 17.1 1 129
17.69 to 17.91 years 129 1.9 ± 8.5 0.4 0.0 93.1 - 129
17.91 to 19.56 years 128 1.2 ± 1.9 0.5 0.0 12.6 1 129
Male gender vs Obstructive Apnea-Hypopnea Index (OAHI) >= 4% - number of [obstructive apneas] and [hypopneas with >= 4% oxygen desaturation or arousal] per hour of sleep
TREC
N Mean StdDev Median Min Max Unknown Total
Total 515 1.2 ± 4.5 0.4 0.0 93.1 2 517
No 255 0.5 ± 0.9 0.2 0.0 12.6 1 256
Yes 260 1.8 ± 6.2 0.7 0.0 93.1 1 261
Race vs Obstructive Apnea-Hypopnea Index (OAHI) >= 4% - number of [obstructive apneas] and [hypopneas with >= 4% oxygen desaturation or arousal] per hour of sleep
TREC
N Mean StdDev Median Min Max Unknown Total
Total 515 1.2 ± 4.5 0.4 0.0 93.1 2 517
White 307 1.3 ± 5.6 0.4 0.0 93.1 2 309
Black 185 1.0 ± 2.1 0.4 0.0 22.3 - 185
Other 23 1.2 ± 1.9 0.7 0.0 8.4 - 23