Age

Visit Number vs Average duration of hypopnea in NREM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 5% oxygen desaturation and with or without arousal from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Baseline 453 6.3 ± 8.3 0.0 0.0 48.0 11 464
Follow-up 407 2.8 ± 6.4 0.0 0.0 41.0 46 453
Treatment Arm vs Average duration of hypopnea in NREM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 5% oxygen desaturation and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 6.3 ± 8.3 0.0 0.0 48.0 - 453
Early adenotonsillectomy (EAT) 226 7.2 ± 9.0 0.0 0.0 48.0 - 226
Watchful waiting with supportive care (WWSC) 227 5.5 ± 7.5 0.0 0.0 29.0 - 227
Treatment Arm vs Average duration of hypopnea in NREM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 5% oxygen desaturation and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 2.8 ± 6.4 0.0 0.0 41.0 46 453
Early adenotonsillectomy (EAT) 199 1.4 ± 4.2 0.0 0.0 30.0 27 226
Watchful waiting with supportive care (WWSC) 208 4.1 ± 7.7 0.0 0.0 41.0 19 227
Child's age vs Average duration of hypopnea in NREM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 5% oxygen desaturation and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 6.3 ± 8.3 0.0 0.0 48.0 - 453
5 - 7 years old 329 6.0 ± 8.4 0.0 0.0 48.0 - 329
8 - 10 years old 124 7.3 ± 8.0 3.0 0.0 30.0 - 124
Child's age vs Average duration of hypopnea in NREM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 5% oxygen desaturation and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 2.9 ± 6.4 0.0 0.0 41.0 2 399
5 - 7 years old 260 2.7 ± 6.5 0.0 0.0 41.0 2 262
8 - 10 years old 137 3.2 ± 6.3 0.0 0.0 24.0 - 137
Child's gender vs Average duration of hypopnea in NREM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 5% oxygen desaturation and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 6.3 ± 8.3 0.0 0.0 48.0 - 453
Female 234 6.5 ± 8.4 0.0 0.0 48.0 - 234
Male 219 6.2 ± 8.3 0.0 0.0 33.0 - 219
Child's gender vs Average duration of hypopnea in NREM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 5% oxygen desaturation and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 2.8 ± 6.4 0.0 0.0 41.0 46 453
Female 209 2.6 ± 6.0 0.0 0.0 29.0 25 234
Male 198 3.0 ± 6.8 0.0 0.0 41.0 21 219
Child's race vs Average duration of hypopnea in NREM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 5% oxygen desaturation and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 6.3 ± 8.3 0.0 0.0 48.0 - 453
White 156 4.9 ± 8.4 0.0 0.0 48.0 - 156
Black 249 7.4 ± 8.2 0.0 0.0 30.0 - 249
Other 48 5.6 ± 8.4 0.0 0.0 31.0 - 48
Child's race vs Average duration of hypopnea in NREM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 5% oxygen desaturation and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 2.8 ± 6.4 0.0 0.0 41.0 46 453
White 147 1.6 ± 4.6 0.0 0.0 24.0 9 156
Black 217 3.8 ± 7.3 0.0 0.0 41.0 32 249
Other 43 1.8 ± 5.7 0.0 0.0 28.0 5 48