Name
oai0p
Label
Obstructive Apnea Index : (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type I polysomnography
Description

Calculated - Summary metric of sleep disordered breathing events.

will be missing if Total Sleep Time (TST) is 0.

Calculation
oai0p = 60*(oarbp + oarop + oanbp + oanop ) / slpprdp
Units
events per hour
Type
numeric
Visit Number vs Obstructive Apnea Index : (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Baseline 453 2.1 ± 2.7 1.1 0.0 16.3 11 464
Follow-up 407 1.1 ± 3.6 0.2 0.0 45.4 46 453
Treatment Arm vs Obstructive Apnea Index : (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 2.1 ± 2.7 1.1 0.0 16.3 - 453
Early adenotonsillectomy (EAT) 226 2.0 ± 2.6 1.0 0.0 15.3 - 226
Watchful waiting with supportive care (WWSC) 227 2.1 ± 2.8 1.1 0.0 16.3 - 227
Treatment Arm vs Obstructive Apnea Index : (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 1.1 ± 3.6 0.2 0.0 45.4 46 453
Early adenotonsillectomy (EAT) 199 0.4 ± 1.1 0.1 0.0 11.2 27 226
Watchful waiting with supportive care (WWSC) 208 1.8 ± 4.8 0.4 0.0 45.4 19 227
Child's age vs Obstructive Apnea Index : (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 2.1 ± 2.7 1.1 0.0 16.3 - 453
5 - 7 years old 329 2.2 ± 2.7 1.3 0.0 16.3 - 329
8 - 10 years old 124 1.6 ± 2.5 0.7 0.0 14.3 - 124
Child's age vs Obstructive Apnea Index : (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 1.1 ± 3.6 0.2 0.0 45.4 2 399
5 - 7 years old 260 1.3 ± 4.3 0.2 0.0 45.4 2 262
8 - 10 years old 137 0.7 ± 1.6 0.2 0.0 13.4 - 137
Child's gender vs Obstructive Apnea Index : (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 2.1 ± 2.7 1.1 0.0 16.3 - 453
Female 234 2.0 ± 2.5 1.2 0.0 15.3 - 234
Male 219 2.1 ± 2.8 1.0 0.0 16.3 - 219
Child's gender vs Obstructive Apnea Index : (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 1.1 ± 3.6 0.2 0.0 45.4 46 453
Female 209 1.3 ± 4.6 0.2 0.0 45.4 25 234
Male 198 0.8 ± 1.9 0.2 0.0 14.5 21 219
Child's race vs Obstructive Apnea Index : (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 2.1 ± 2.7 1.1 0.0 16.3 - 453
White 156 1.6 ± 2.3 0.7 0.0 15.9 - 156
Black 249 2.3 ± 2.7 1.4 0.0 15.3 - 249
Other 48 2.6 ± 3.4 1.3 0.0 16.3 - 48
Child's race vs Obstructive Apnea Index : (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 1.1 ± 3.6 0.2 0.0 45.4 46 453
White 147 0.8 ± 2.8 0.1 0.0 29.2 9 156
Black 217 1.4 ± 4.2 0.3 0.0 45.4 32 249
Other 43 0.5 ± 1.2 0.1 0.0 7.3 5 48