Treatment Arm

Visit Number vs Percentage duration of sleep associated with apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and >= 3% oxygen desaturation or with arousal from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Baseline 453 1.4 ± 1.7 0.7 0.0 10.0 - 453
Follow-up 407 0.9 ± 2.4 0.2 0.0 27.0 46 453
Treatment Arm vs Percentage duration of sleep associated with apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and >= 3% oxygen desaturation or with arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 1.4 ± 1.7 0.7 0.0 10.0 - 453
Early adenotonsillectomy (EAT) 226 1.4 ± 1.7 0.7 0.0 8.1 - 226
Watchful waiting with supportive care (WWSC) 227 1.3 ± 1.7 0.7 0.0 10.0 - 227
Treatment Arm vs Percentage duration of sleep associated with apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and >= 3% oxygen desaturation or with arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.9 ± 2.4 0.2 0.0 27.0 46 453
Early adenotonsillectomy (EAT) 199 0.4 ± 0.9 0.2 0.0 8.1 27 226
Watchful waiting with supportive care (WWSC) 208 1.4 ± 3.1 0.3 0.0 27.0 19 227
Child's age vs Percentage duration of sleep associated with apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and >= 3% oxygen desaturation or with arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 1.4 ± 1.7 0.7 0.0 10.0 - 453
5 - 7 years old 329 1.3 ± 1.7 0.6 0.0 9.9 - 329
8 - 10 years old 124 1.5 ± 1.8 1.0 0.0 10.0 - 124
Child's age vs Percentage duration of sleep associated with apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and >= 3% oxygen desaturation or with arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 0.9 ± 2.4 0.2 0.0 27.0 2 399
5 - 7 years old 260 0.9 ± 2.6 0.2 0.0 27.0 2 262
8 - 10 years old 137 0.8 ± 1.8 0.2 0.0 10.2 - 137
Child's gender vs Percentage duration of sleep associated with apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and >= 3% oxygen desaturation or with arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 1.4 ± 1.7 0.7 0.0 10.0 - 453
Female 234 1.4 ± 1.7 0.7 0.0 10.0 - 234
Male 219 1.4 ± 1.7 0.7 0.0 9.7 - 219
Child's gender vs Percentage duration of sleep associated with apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and >= 3% oxygen desaturation or with arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.9 ± 2.4 0.2 0.0 27.0 46 453
Female 209 0.9 ± 2.7 0.2 0.0 27.0 25 234
Male 198 0.8 ± 1.9 0.2 0.0 15.0 21 219
Child's race vs Percentage duration of sleep associated with apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and >= 3% oxygen desaturation or with arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 1.4 ± 1.7 0.7 0.0 10.0 - 453
White 156 1.0 ± 1.4 0.5 0.0 9.7 - 156
Black 249 1.6 ± 1.9 1.0 0.0 10.0 - 249
Other 48 1.3 ± 1.6 0.6 0.0 7.2 - 48
Child's race vs Percentage duration of sleep associated with apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and >= 3% oxygen desaturation or with arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.9 ± 2.4 0.2 0.0 27.0 46 453
White 147 0.7 ± 2.8 0.1 0.0 27.0 9 156
Black 217 1.0 ± 2.1 0.3 0.0 14.3 32 249
Other 43 0.5 ± 1.6 0.1 0.0 10.2 5 48