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Race

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 and with or without arousal from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Baseline 453 2.1 ± 2.0 1.4 0.03 11.4 - 453
Follow-up 407 1.3 ± 2.8 0.5 0.0 29.4 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 and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 2.1 ± 2.0 1.4 0.03 11.4 - 453
Early adenotonsillectomy (EAT) 226 2.2 ± 2.0 1.5 0.3 10.1 - 226
Watchful waiting with supportive care (WWSC) 227 2.0 ± 1.9 1.4 0.03 11.4 - 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 and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 1.3 ± 2.8 0.5 0.0 29.4 46 453
Early adenotonsillectomy (EAT) 199 0.6 ± 1.1 0.3 0.0 10.0 27 226
Watchful waiting with supportive care (WWSC) 208 2.0 ± 3.7 0.7 0.0 29.4 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 and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 2.1 ± 2.0 1.4 0.03 11.4 - 453
5 - 7 years old 329 2.0 ± 1.9 1.4 0.03 11.4 - 329
8 - 10 years old 124 2.3 ± 2.1 1.6 0.07 10.6 - 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 and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 1.3 ± 2.8 0.5 0.0 29.4 2 399
5 - 7 years old 260 1.4 ± 3.1 0.5 0.0 29.4 2 262
8 - 10 years old 137 1.2 ± 2.2 0.5 0.0 12.7 - 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 and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 2.1 ± 2.0 1.4 0.03 11.4 - 453
Female 234 2.1 ± 2.0 1.4 0.07 11.4 - 234
Male 219 2.1 ± 2.0 1.4 0.03 10.7 - 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 and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 1.3 ± 2.8 0.5 0.0 29.4 46 453
Female 209 1.4 ± 3.2 0.4 0.0 29.4 25 234
Male 198 1.2 ± 2.3 0.5 0.0 18.6 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 and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 2.1 ± 2.0 1.4 0.03 11.4 - 453
White 156 1.7 ± 1.7 1.2 0.03 10.7 - 156
Black 249 2.3 ± 2.1 1.7 0.1 11.4 - 249
Other 48 2.1 ± 2.0 1.1 0.4 8.0 - 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 and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 1.3 ± 2.8 0.5 0.0 29.4 46 453
White 147 1.1 ± 3.2 0.4 0.0 29.4 9 156
Black 217 1.5 ± 2.7 0.5 0.0 19.5 32 249
Other 43 1.0 ± 1.9 0.4 0.04 11.8 5 48