Age

Visit Number vs Maximum 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 9.7 ± 14.0 0.0 0.0 70.0 - 453
Follow-up 407 6.2 ± 12.2 0.0 0.0 71.0 46 453
Treatment Arm vs Maximum 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 9.7 ± 14.0 0.0 0.0 70.0 - 453
Early adenotonsillectomy (EAT) 226 10.3 ± 15.0 0.0 0.0 70.0 - 226
Watchful waiting with supportive care (WWSC) 227 9.1 ± 12.9 0.0 0.0 58.0 - 227
Treatment Arm vs Maximum 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 6.2 ± 12.2 0.0 0.0 71.0 46 453
Early adenotonsillectomy (EAT) 199 4.9 ± 10.6 0.0 0.0 71.0 27 226
Watchful waiting with supportive care (WWSC) 208 7.3 ± 13.5 0.0 0.0 71.0 19 227
Child's age vs Maximum 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 9.7 ± 14.0 0.0 0.0 70.0 - 453
5 - 7 years old 329 9.6 ± 14.5 0.0 0.0 70.0 - 329
8 - 10 years old 124 10.1 ± 12.5 0.0 0.0 58.0 - 124
Child's age vs Maximum 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 6.2 ± 12.3 0.0 0.0 71.0 2 399
5 - 7 years old 260 6.0 ± 12.5 0.0 0.0 71.0 2 262
8 - 10 years old 137 6.4 ± 11.9 0.0 0.0 57.0 - 137
Child's gender vs Maximum 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 9.7 ± 14.0 0.0 0.0 70.0 - 453
Female 234 9.3 ± 13.3 0.0 0.0 64.0 - 234
Male 219 10.2 ± 14.7 0.0 0.0 70.0 - 219
Child's gender vs Maximum 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 6.2 ± 12.2 0.0 0.0 71.0 46 453
Female 209 5.8 ± 11.5 0.0 0.0 71.0 25 234
Male 198 6.5 ± 13.0 0.0 0.0 71.0 21 219
Child's race vs Maximum 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 9.7 ± 14.0 0.0 0.0 70.0 - 453
White 156 7.5 ± 13.0 0.0 0.0 54.0 - 156
Black 249 11.6 ± 14.6 0.0 0.0 70.0 - 249
Other 48 7.2 ± 12.7 0.0 0.0 42.0 - 48
Child's race vs Maximum 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 6.2 ± 12.2 0.0 0.0 71.0 46 453
White 147 5.7 ± 13.0 0.0 0.0 71.0 9 156
Black 217 6.7 ± 12.1 0.0 0.0 71.0 32 249
Other 43 4.8 ± 9.5 0.0 0.0 41.0 5 48