Race

Visit Number vs Apnea-Hypopnea Index (Non-Supine): (Apneas with >= 2% oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and with >= 2% 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 5.5 ± 5.9 3.4 0.0 34.3 49 453
Follow-up 396 3.5 ± 7.3 1.4 0.0 78.8 57 453
Treatment Arm vs Apnea-Hypopnea Index (Non-Supine): (Apneas with >= 2% oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and with >= 2% 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 5.5 ± 5.9 3.4 0.0 34.3 49 453
Early adenotonsillectomy (EAT) 201 5.3 ± 5.5 3.5 0.0 26.7 25 226
Watchful waiting with supportive care (WWSC) 203 5.6 ± 6.3 3.2 0.0 34.3 24 227
Treatment Arm vs Apnea-Hypopnea Index (Non-Supine): (Apneas with >= 2% oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and with >= 2% 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 3.5 ± 7.3 1.4 0.0 78.8 57 453
Early adenotonsillectomy (EAT) 193 1.7 ± 2.6 1.1 0.0 29.6 33 226
Watchful waiting with supportive care (WWSC) 203 5.2 ± 9.6 1.9 0.0 78.8 24 227
Child's age vs Apnea-Hypopnea Index (Non-Supine): (Apneas with >= 2% oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and with >= 2% 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 5.5 ± 5.9 3.4 0.0 34.3 49 453
5 - 7 years old 292 5.4 ± 5.9 3.4 0.0 34.3 37 329
8 - 10 years old 112 5.6 ± 6.0 3.6 0.0 29.2 12 124
Child's age vs Apnea-Hypopnea Index (Non-Supine): (Apneas with >= 2% oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and with >= 2% 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 3.5 ± 7.4 1.4 0.0 78.8 13 399
5 - 7 years old 255 3.7 ± 8.1 1.4 0.0 78.8 7 262
8 - 10 years old 131 3.2 ± 5.8 1.4 0.0 43.1 6 137
Child's gender vs Apnea-Hypopnea Index (Non-Supine): (Apneas with >= 2% oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and with >= 2% 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 5.5 ± 5.9 3.4 0.0 34.3 49 453
Female 207 5.4 ± 5.8 3.4 0.0 30.0 27 234
Male 197 5.5 ± 6.1 3.3 0.0 34.3 22 219
Child's gender vs Apnea-Hypopnea Index (Non-Supine): (Apneas with >= 2% oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and with >= 2% 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 3.5 ± 7.3 1.4 0.0 78.8 57 453
Female 203 3.9 ± 9.1 1.1 0.0 78.8 31 234
Male 193 3.0 ± 4.8 1.7 0.0 43.2 26 219
Child's race vs Apnea-Hypopnea Index (Non-Supine): (Apneas with >= 2% oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and with >= 2% 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 5.5 ± 5.9 3.4 0.0 34.3 49 453
White 136 4.5 ± 5.9 2.7 0.0 34.3 20 156
Black 231 6.0 ± 5.7 4.1 0.0 27.7 18 249
Other 37 5.6 ± 6.9 3.2 0.0 29.2 11 48
Child's race vs Apnea-Hypopnea Index (Non-Supine): (Apneas with >= 2% oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and with >= 2% 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 3.5 ± 7.3 1.4 0.0 78.8 57 453
White 143 2.9 ± 7.9 1.3 0.0 78.8 13 156
Black 210 4.0 ± 7.0 1.7 0.0 53.3 39 249
Other 43 2.8 ± 6.6 1.3 0.0 43.1 5 48