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Treatment Arm

Visit Number vs Hypopnea Index (NREM, Non-Supine) : (Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation or with arousal) / hour of NREM sleep in non-supine position from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Baseline 453 2.0 ± 3.0 1.1 0.0 40.0 - 453
Follow-up 407 1.1 ± 3.2 0.3 0.0 34.5 46 453
Treatment Arm vs Hypopnea Index (NREM, Non-Supine) : (Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation or with arousal) / hour of NREM sleep in non-supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 2.0 ± 3.0 1.1 0.0 40.0 - 453
Early adenotonsillectomy (EAT) 226 1.9 ± 2.6 1.1 0.0 21.6 - 226
Watchful waiting with supportive care (WWSC) 227 2.0 ± 3.4 1.1 0.0 40.0 - 227
Treatment Arm vs Hypopnea Index (NREM, Non-Supine) : (Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation or with arousal) / hour of NREM sleep in non-supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 1.1 ± 3.2 0.3 0.0 34.5 46 453
Early adenotonsillectomy (EAT) 199 0.4 ± 0.9 0.0 0.0 9.6 27 226
Watchful waiting with supportive care (WWSC) 208 1.8 ± 4.2 0.5 0.0 34.5 19 227
Child's age vs Hypopnea Index (NREM, Non-Supine) : (Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation or with arousal) / hour of NREM sleep in non-supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 2.0 ± 3.0 1.1 0.0 40.0 - 453
5 - 7 years old 329 1.9 ± 3.1 1.0 0.0 40.0 - 329
8 - 10 years old 124 2.1 ± 2.8 1.2 0.0 21.6 - 124
Child's age vs Hypopnea Index (NREM, Non-Supine) : (Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation or with arousal) / hour of NREM sleep in non-supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 1.1 ± 3.2 0.3 0.0 34.5 2 399
5 - 7 years old 260 1.0 ± 2.7 0.3 0.0 25.6 2 262
8 - 10 years old 137 1.3 ± 3.9 0.3 0.0 34.5 - 137
Child's gender vs Hypopnea Index (NREM, Non-Supine) : (Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation or with arousal) / hour of NREM sleep in non-supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 2.0 ± 3.0 1.1 0.0 40.0 - 453
Female 234 2.0 ± 3.4 1.0 0.0 40.0 - 234
Male 219 2.0 ± 2.6 1.1 0.0 21.6 - 219
Child's gender vs Hypopnea Index (NREM, Non-Supine) : (Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation or with arousal) / hour of NREM sleep in non-supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 1.1 ± 3.2 0.3 0.0 34.5 46 453
Female 209 1.3 ± 3.8 0.2 0.0 34.5 25 234
Male 198 1.0 ± 2.4 0.4 0.0 25.6 21 219
Child's race vs Hypopnea Index (NREM, Non-Supine) : (Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation or with arousal) / hour of NREM sleep in non-supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 2.0 ± 3.0 1.1 0.0 40.0 - 453
White 156 1.9 ± 3.9 1.0 0.0 40.0 - 156
Black 249 2.1 ± 2.6 1.3 0.0 21.6 - 249
Other 48 1.5 ± 1.8 0.9 0.0 9.0 - 48
Child's race vs Hypopnea Index (NREM, Non-Supine) : (Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation or with arousal) / hour of NREM sleep in non-supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 1.1 ± 3.2 0.3 0.0 34.5 46 453
White 147 0.9 ± 2.9 0.0 0.0 25.6 9 156
Black 217 1.2 ± 2.8 0.4 0.0 23.4 32 249
Other 43 1.5 ± 5.3 0.3 0.0 34.5 5 48