Histogram

Visit Number vs Hypopnea Index: Hypopneas with > 50% flow reduction and >= 3% oxygen desaturation or with arousal / hour of sleep from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Baseline 453 4.6 ± 4.1 3.3 0.0 24.3 - 453
Follow-up 407 2.6 ± 4.9 0.9 0.0 55.2 46 453
Treatment Arm vs Hypopnea Index: Hypopneas with > 50% flow reduction and >= 3% oxygen desaturation or with arousal / hour of sleep from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 4.6 ± 4.1 3.3 0.0 24.3 - 453
Early adenotonsillectomy (EAT) 226 4.7 ± 4.2 3.4 0.1 24.3 - 226
Watchful waiting with supportive care (WWSC) 227 4.5 ± 3.9 3.2 0.0 22.6 - 227
Treatment Arm vs Hypopnea Index: Hypopneas with > 50% flow reduction and >= 3% oxygen desaturation or with arousal / hour of sleep from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 2.6 ± 4.9 0.9 0.0 55.2 46 453
Early adenotonsillectomy (EAT) 199 1.3 ± 2.2 0.6 0.0 17.3 27 226
Watchful waiting with supportive care (WWSC) 208 3.9 ± 6.3 1.6 0.0 55.2 19 227
Child's age vs Hypopnea Index: Hypopneas with > 50% flow reduction and >= 3% oxygen desaturation or with arousal / hour of sleep from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 4.6 ± 4.1 3.3 0.0 24.3 - 453
5 - 7 years old 329 4.3 ± 3.8 3.0 0.0 22.6 - 329
8 - 10 years old 124 5.4 ± 4.5 3.9 0.4 24.3 - 124
Child's age vs Hypopnea Index: Hypopneas with > 50% flow reduction and >= 3% oxygen desaturation or with arousal / hour of sleep from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 2.6 ± 5.0 0.9 0.0 55.2 2 399
5 - 7 years old 260 2.5 ± 5.0 0.8 0.0 55.2 2 262
8 - 10 years old 137 2.9 ± 4.9 1.2 0.0 33.9 - 137
Child's gender vs Hypopnea Index: Hypopneas with > 50% flow reduction and >= 3% oxygen desaturation or with arousal / hour of sleep from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 4.6 ± 4.1 3.3 0.0 24.3 - 453
Female 234 4.8 ± 4.2 3.5 0.0 22.6 - 234
Male 219 4.4 ± 3.9 3.0 0.1 24.3 - 219
Child's gender vs Hypopnea Index: Hypopneas with > 50% flow reduction and >= 3% oxygen desaturation or with arousal / hour of sleep from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 2.6 ± 4.9 0.9 0.0 55.2 46 453
Female 209 2.6 ± 4.7 0.9 0.0 33.9 25 234
Male 198 2.6 ± 5.1 0.9 0.0 55.2 21 219
Child's race vs Hypopnea Index: Hypopneas with > 50% flow reduction and >= 3% oxygen desaturation or with arousal / hour of sleep from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 4.6 ± 4.1 3.3 0.0 24.3 - 453
White 156 3.9 ± 3.3 2.7 0.1 18.0 - 156
Black 249 5.1 ± 4.4 3.9 0.0 24.3 - 249
Other 48 4.4 ± 4.2 2.7 0.2 21.3 - 48
Child's race vs Hypopnea Index: Hypopneas with > 50% flow reduction and >= 3% oxygen desaturation or with arousal / hour of sleep from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 2.6 ± 4.9 0.9 0.0 55.2 46 453
White 147 2.3 ± 5.6 0.8 0.0 55.2 9 156
Black 217 2.9 ± 4.4 1.3 0.0 33.9 32 249
Other 43 2.2 ± 4.8 0.8 0.0 31.0 5 48