Treatment Arm

Visit Number vs Minimum duration of hypopnea in NREM sleep in supine position: Hypopneas with > 50% flow reduction and with no oxygen desaturation threshold used and with or without arousal from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Baseline 453 6.8 ± 4.6 8.0 0.0 26.0 11 464
Follow-up 407 6.2 ± 5.0 7.0 0.0 25.0 46 453
Treatment Arm vs Minimum duration of hypopnea in NREM sleep in supine position: Hypopneas with > 50% flow reduction and with no oxygen desaturation threshold used and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 6.8 ± 4.6 8.0 0.0 26.0 - 453
Early adenotonsillectomy (EAT) 226 6.9 ± 4.5 8.0 0.0 21.0 - 226
Watchful waiting with supportive care (WWSC) 227 6.8 ± 4.8 7.0 0.0 26.0 - 227
Treatment Arm vs Minimum duration of hypopnea in NREM sleep in supine position: Hypopneas with > 50% flow reduction and with no oxygen desaturation threshold used and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 6.2 ± 5.0 7.0 0.0 25.0 46 453
Early adenotonsillectomy (EAT) 199 5.6 ± 5.2 7.0 0.0 22.0 27 226
Watchful waiting with supportive care (WWSC) 208 6.7 ± 4.7 7.0 0.0 25.0 19 227
Child's age vs Minimum duration of hypopnea in NREM sleep in supine position: Hypopneas with > 50% flow reduction and with no oxygen desaturation threshold used and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 6.8 ± 4.6 8.0 0.0 26.0 - 453
5 - 7 years old 329 6.9 ± 4.8 8.0 0.0 26.0 - 329
8 - 10 years old 124 6.7 ± 4.2 7.0 0.0 21.0 - 124
Child's age vs Minimum duration of hypopnea in NREM sleep in supine position: Hypopneas with > 50% flow reduction and with no oxygen desaturation threshold used and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 6.2 ± 5.0 7.0 0.0 25.0 2 399
5 - 7 years old 260 6.0 ± 5.2 7.0 0.0 25.0 2 262
8 - 10 years old 137 6.5 ± 4.6 7.0 0.0 20.0 - 137
Child's gender vs Minimum duration of hypopnea in NREM sleep in supine position: Hypopneas with > 50% flow reduction and with no oxygen desaturation threshold used and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 6.8 ± 4.6 8.0 0.0 26.0 - 453
Female 234 6.6 ± 4.6 7.0 0.0 26.0 - 234
Male 219 7.1 ± 4.7 8.0 0.0 22.0 - 219
Child's gender vs Minimum duration of hypopnea in NREM sleep in supine position: Hypopneas with > 50% flow reduction and with no oxygen desaturation threshold used and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 6.2 ± 5.0 7.0 0.0 25.0 46 453
Female 209 5.7 ± 4.6 7.0 0.0 16.0 25 234
Male 198 6.7 ± 5.3 7.0 0.0 25.0 21 219
Child's race vs Minimum duration of hypopnea in NREM sleep in supine position: Hypopneas with > 50% flow reduction and with no oxygen desaturation threshold used and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 6.8 ± 4.6 8.0 0.0 26.0 - 453
White 156 7.2 ± 4.6 8.0 0.0 22.0 - 156
Black 249 6.7 ± 4.7 7.0 0.0 26.0 - 249
Other 48 6.4 ± 4.2 8.0 0.0 12.0 - 48
Child's race vs Minimum duration of hypopnea in NREM sleep in supine position: Hypopneas with > 50% flow reduction and with no oxygen desaturation threshold used and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 6.2 ± 5.0 7.0 0.0 25.0 46 453
White 147 6.6 ± 4.8 7.0 0.0 25.0 9 156
Black 217 5.6 ± 4.9 7.0 0.0 19.0 32 249
Other 43 7.6 ± 5.6 8.0 0.0 22.0 5 48