Gender

Visit Number vs Apnea-Hypopnea Index (Non-Supine): (Apneas with >= 4% oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation used and with or without arousal) / hour of sleep in non-supine from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Baseline 404 2.6 ± 3.6 1.3 0.0 20.2 49 453
Follow-up 396 1.7 ± 4.9 0.4 0.0 69.2 57 453
Treatment Arm vs Apnea-Hypopnea Index (Non-Supine): (Apneas with >= 4% oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation used and with or without arousal) / hour of sleep in non-supine from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 404 2.6 ± 3.6 1.3 0.0 20.2 49 453
Early adenotonsillectomy (EAT) 201 2.6 ± 3.6 1.3 0.0 20.2 25 226
Watchful waiting with supportive care (WWSC) 203 2.6 ± 3.7 1.3 0.0 18.8 24 227
Treatment Arm vs Apnea-Hypopnea Index (Non-Supine): (Apneas with >= 4% oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation used and with or without arousal) / hour of sleep in non-supine from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 396 1.7 ± 4.9 0.4 0.0 69.2 57 453
Early adenotonsillectomy (EAT) 193 0.7 ± 1.5 0.3 0.0 17.6 33 226
Watchful waiting with supportive care (WWSC) 203 2.7 ± 6.6 0.6 0.0 69.2 24 227
Child's age vs Apnea-Hypopnea Index (Non-Supine): (Apneas with >= 4% oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation used and with or without arousal) / hour of sleep in non-supine from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 404 2.6 ± 3.6 1.3 0.0 20.2 49 453
5 - 7 years old 292 2.5 ± 3.5 1.2 0.0 18.7 37 329
8 - 10 years old 112 2.9 ± 4.0 1.6 0.0 20.2 12 124
Child's age vs Apnea-Hypopnea Index (Non-Supine): (Apneas with >= 4% oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation used and with or without arousal) / hour of sleep in non-supine from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 386 1.8 ± 5.0 0.4 0.0 69.2 13 399
5 - 7 years old 255 1.8 ± 5.6 0.4 0.0 69.2 7 262
8 - 10 years old 131 1.6 ± 3.7 0.5 0.0 27.2 6 137
Child's gender vs Apnea-Hypopnea Index (Non-Supine): (Apneas with >= 4% oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation used and with or without arousal) / hour of sleep in non-supine from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 404 2.6 ± 3.6 1.3 0.0 20.2 49 453
Female 207 2.6 ± 3.5 1.2 0.0 18.5 27 234
Male 197 2.7 ± 3.8 1.3 0.0 20.2 22 219
Child's gender vs Apnea-Hypopnea Index (Non-Supine): (Apneas with >= 4% oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation used and with or without arousal) / hour of sleep in non-supine from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 396 1.7 ± 4.9 0.4 0.0 69.2 57 453
Female 203 2.1 ± 6.5 0.4 0.0 69.2 31 234
Male 193 1.3 ± 2.5 0.6 0.0 19.0 26 219
Child's race vs Apnea-Hypopnea Index (Non-Supine): (Apneas with >= 4% oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation used and with or without arousal) / hour of sleep in non-supine from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 404 2.6 ± 3.6 1.3 0.0 20.2 49 453
White 136 1.9 ± 3.0 0.9 0.0 18.7 20 156
Black 231 3.1 ± 3.9 1.7 0.0 20.2 18 249
Other 37 2.7 ± 4.1 1.3 0.0 18.8 11 48
Child's race vs Apnea-Hypopnea Index (Non-Supine): (Apneas with >= 4% oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation used and with or without arousal) / hour of sleep in non-supine from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 396 1.7 ± 4.9 0.4 0.0 69.2 57 453
White 143 1.3 ± 6.1 0.3 0.0 69.2 13 156
Black 210 2.1 ± 4.1 0.7 0.0 27.6 39 249
Other 43 1.3 ± 4.2 0.3 0.0 27.2 5 48