Gender

Visit Number vs Apnea-Hypopnea Index: (Apneas with >= 5% oxygen desaturation threshold used or with arousal+ hypopneas with > 50% flow reduction and with >= 5% oxygen desaturation used or with arousal) / hour of sleep from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Baseline 453 3.9 ± 3.4 2.9 0.1 24.8 - 453
Follow-up 407 2.5 ± 5.3 1.0 0.0 62.9 46 453
Treatment Arm vs Apnea-Hypopnea Index: (Apneas with >= 5% oxygen desaturation threshold used or with arousal+ hypopneas with > 50% flow reduction and with >= 5% oxygen desaturation used or with arousal) / hour of sleep from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 3.9 ± 3.4 2.9 0.1 24.8 - 453
Early adenotonsillectomy (EAT) 226 4.0 ± 3.6 2.9 0.4 24.8 - 226
Watchful waiting with supportive care (WWSC) 227 3.7 ± 3.3 2.8 0.1 20.2 - 227
Treatment Arm vs Apnea-Hypopnea Index: (Apneas with >= 5% oxygen desaturation threshold used or with arousal+ hypopneas with > 50% flow reduction and with >= 5% oxygen desaturation used or with arousal) / hour of sleep from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 2.5 ± 5.3 1.0 0.0 62.9 46 453
Early adenotonsillectomy (EAT) 199 1.2 ± 2.2 0.7 0.0 24.2 27 226
Watchful waiting with supportive care (WWSC) 208 3.7 ± 6.9 1.4 0.0 62.9 19 227
Child's age vs Apnea-Hypopnea Index: (Apneas with >= 5% oxygen desaturation threshold used or with arousal+ hypopneas with > 50% flow reduction and with >= 5% oxygen desaturation used or with arousal) / hour of sleep from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 3.9 ± 3.4 2.9 0.1 24.8 - 453
5 - 7 years old 329 3.7 ± 3.2 2.8 0.1 20.2 - 329
8 - 10 years old 124 4.3 ± 4.0 3.2 0.3 24.8 - 124
Child's age vs Apnea-Hypopnea Index: (Apneas with >= 5% oxygen desaturation threshold used or with arousal+ hypopneas with > 50% flow reduction and with >= 5% oxygen desaturation used or with arousal) / hour of sleep from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 2.5 ± 5.3 1.0 0.0 62.9 2 399
5 - 7 years old 260 2.6 ± 6.1 1.0 0.0 62.9 2 262
8 - 10 years old 137 2.2 ± 3.4 1.1 0.0 19.8 - 137
Child's gender vs Apnea-Hypopnea Index: (Apneas with >= 5% oxygen desaturation threshold used or with arousal+ hypopneas with > 50% flow reduction and with >= 5% oxygen desaturation used or with arousal) / hour of sleep from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 3.9 ± 3.4 2.9 0.1 24.8 - 453
Female 234 3.9 ± 3.5 3.0 0.3 20.2 - 234
Male 219 3.8 ± 3.4 2.7 0.1 24.8 - 219
Child's gender vs Apnea-Hypopnea Index: (Apneas with >= 5% oxygen desaturation threshold used or with arousal+ hypopneas with > 50% flow reduction and with >= 5% oxygen desaturation used or with arousal) / hour of sleep from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 2.5 ± 5.3 1.0 0.0 62.9 46 453
Female 209 2.7 ± 6.4 0.9 0.0 62.9 25 234
Male 198 2.3 ± 3.7 1.0 0.0 31.0 21 219
Child's race vs Apnea-Hypopnea Index: (Apneas with >= 5% oxygen desaturation threshold used or with arousal+ hypopneas with > 50% flow reduction and with >= 5% oxygen desaturation used or with arousal) / hour of sleep from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 3.9 ± 3.4 2.9 0.1 24.8 - 453
White 156 3.2 ± 2.7 2.3 0.1 17.2 - 156
Black 249 4.3 ± 3.8 3.2 0.3 24.8 - 249
Other 48 4.0 ± 3.5 2.3 0.9 13.7 - 48
Child's race vs Apnea-Hypopnea Index: (Apneas with >= 5% oxygen desaturation threshold used or with arousal+ hypopneas with > 50% flow reduction and with >= 5% oxygen desaturation used or with arousal) / hour of sleep from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 2.5 ± 5.3 1.0 0.0 62.9 46 453
White 147 2.2 ± 6.1 0.9 0.0 62.9 9 156
Black 217 2.8 ± 5.0 1.1 0.0 45.3 32 249
Other 43 2.0 ± 2.6 0.9 0.1 14.6 5 48