Treatment Arm

Visit Number vs Minimum duration of hypopnea in REM sleep in supine position: Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation and with or without arousal from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Baseline 453 4.6 ± 6.6 0.0 0.0 39.0 - 453
Follow-up 407 3.2 ± 5.7 0.0 0.0 26.0 46 453
Treatment Arm vs Minimum duration of hypopnea in REM sleep in supine position: Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 4.6 ± 6.6 0.0 0.0 39.0 - 453
Early adenotonsillectomy (EAT) 226 5.0 ± 7.0 0.0 0.0 39.0 - 226
Watchful waiting with supportive care (WWSC) 227 4.3 ± 6.2 0.0 0.0 28.0 - 227
Treatment Arm vs Minimum duration of hypopnea in REM sleep in supine position: Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 3.2 ± 5.7 0.0 0.0 26.0 46 453
Early adenotonsillectomy (EAT) 199 2.9 ± 5.8 0.0 0.0 26.0 27 226
Watchful waiting with supportive care (WWSC) 208 3.4 ± 5.6 0.0 0.0 25.0 19 227
Child's age vs Minimum duration of hypopnea in REM sleep in supine position: Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 4.6 ± 6.6 0.0 0.0 39.0 - 453
5 - 7 years old 329 4.3 ± 6.5 0.0 0.0 39.0 - 329
8 - 10 years old 124 5.6 ± 7.0 0.0 0.0 34.0 - 124
Child's age vs Minimum duration of hypopnea in REM sleep in supine position: Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 3.2 ± 5.7 0.0 0.0 26.0 2 399
5 - 7 years old 260 3.0 ± 5.6 0.0 0.0 25.0 2 262
8 - 10 years old 137 3.4 ± 5.9 0.0 0.0 26.0 - 137
Child's gender vs Minimum duration of hypopnea in REM sleep in supine position: Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 4.6 ± 6.6 0.0 0.0 39.0 - 453
Female 234 4.6 ± 6.8 0.0 0.0 39.0 - 234
Male 219 4.6 ± 6.5 0.0 0.0 28.0 - 219
Child's gender vs Minimum duration of hypopnea in REM sleep in supine position: Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 3.2 ± 5.7 0.0 0.0 26.0 46 453
Female 209 3.2 ± 5.7 0.0 0.0 26.0 25 234
Male 198 3.2 ± 5.8 0.0 0.0 22.0 21 219
Child's race vs Minimum duration of hypopnea in REM sleep in supine position: Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 4.6 ± 6.6 0.0 0.0 39.0 - 453
White 156 3.4 ± 5.6 0.0 0.0 23.0 - 156
Black 249 5.6 ± 7.0 0.0 0.0 39.0 - 249
Other 48 3.6 ± 7.1 0.0 0.0 32.0 - 48
Child's race vs Minimum duration of hypopnea in REM sleep in supine position: Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 3.2 ± 5.7 0.0 0.0 26.0 46 453
White 147 2.8 ± 5.4 0.0 0.0 26.0 9 156
Black 217 3.5 ± 5.8 0.0 0.0 22.0 32 249
Other 43 3.1 ± 6.2 0.0 0.0 25.0 5 48