Treatment Arm

Visit Number vs Total number of hypopnea in NREM 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 2.6 ± 5.5 1.0 0.0 52.0 - 453
Follow-up 407 2.3 ± 9.6 0.0 0.0 108.0 46 453
Treatment Arm vs Total number of hypopnea in NREM 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 2.6 ± 5.5 1.0 0.0 52.0 - 453
Early adenotonsillectomy (EAT) 226 2.7 ± 5.9 0.0 0.0 52.0 - 226
Watchful waiting with supportive care (WWSC) 227 2.6 ± 5.0 1.0 0.0 41.0 - 227
Treatment Arm vs Total number of hypopnea in NREM 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 2.3 ± 9.6 0.0 0.0 108.0 46 453
Early adenotonsillectomy (EAT) 199 0.6 ± 1.5 0.0 0.0 12.0 27 226
Watchful waiting with supportive care (WWSC) 208 3.8 ± 13.1 0.0 0.0 108.0 19 227
Child's age vs Total number of hypopnea in NREM 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 2.6 ± 5.5 1.0 0.0 52.0 - 453
5 - 7 years old 329 2.0 ± 4.4 0.0 0.0 41.0 - 329
8 - 10 years old 124 4.2 ± 7.4 1.0 0.0 52.0 - 124
Child's age vs Total number of hypopnea in NREM 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 2.3 ± 9.7 0.0 0.0 108.0 2 399
5 - 7 years old 260 2.1 ± 9.6 0.0 0.0 108.0 2 262
8 - 10 years old 137 2.6 ± 9.8 0.0 0.0 85.0 - 137
Child's gender vs Total number of hypopnea in NREM 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 2.6 ± 5.5 1.0 0.0 52.0 - 453
Female 234 2.5 ± 5.0 0.0 0.0 28.0 - 234
Male 219 2.7 ± 5.9 1.0 0.0 52.0 - 219
Child's gender vs Total number of hypopnea in NREM 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 2.3 ± 9.6 0.0 0.0 108.0 46 453
Female 209 2.1 ± 9.0 0.0 0.0 85.0 25 234
Male 198 2.4 ± 10.2 0.0 0.0 108.0 21 219
Child's race vs Total number of hypopnea in NREM 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 2.6 ± 5.5 1.0 0.0 52.0 - 453
White 156 2.3 ± 5.0 0.0 0.0 41.0 - 156
Black 249 2.9 ± 5.8 1.0 0.0 52.0 - 249
Other 48 2.0 ± 5.2 0.0 0.0 27.0 - 48
Child's race vs Total number of hypopnea in NREM 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 2.3 ± 9.6 0.0 0.0 108.0 46 453
White 147 3.0 ± 12.5 0.0 0.0 108.0 9 156
Black 217 1.7 ± 6.6 0.0 0.0 85.0 32 249
Other 43 2.5 ± 10.6 0.0 0.0 69.0 5 48