Histogram

Visit Number vs Minimum 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 5.1 ± 6.9 0.0 0.0 42.0 - 453
Follow-up 407 2.3 ± 5.4 0.0 0.0 41.0 46 453
Treatment Arm vs Minimum 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 5.1 ± 6.9 0.0 0.0 42.0 - 453
Early adenotonsillectomy (EAT) 226 5.8 ± 7.5 0.0 0.0 42.0 - 226
Watchful waiting with supportive care (WWSC) 227 4.5 ± 6.3 0.0 0.0 29.0 - 227
Treatment Arm vs Minimum 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 2.3 ± 5.4 0.0 0.0 41.0 46 453
Early adenotonsillectomy (EAT) 199 1.2 ± 3.6 0.0 0.0 22.0 27 226
Watchful waiting with supportive care (WWSC) 208 3.3 ± 6.5 0.0 0.0 41.0 19 227
Child's age vs Minimum 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 5.1 ± 6.9 0.0 0.0 42.0 - 453
5 - 7 years old 329 4.9 ± 7.1 0.0 0.0 42.0 - 329
8 - 10 years old 124 5.8 ± 6.4 2.5 0.0 20.0 - 124
Child's age vs Minimum 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 2.3 ± 5.4 0.0 0.0 41.0 2 399
5 - 7 years old 260 2.2 ± 5.6 0.0 0.0 41.0 2 262
8 - 10 years old 137 2.5 ± 5.1 0.0 0.0 24.0 - 137
Child's gender vs Minimum 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 5.1 ± 6.9 0.0 0.0 42.0 - 453
Female 234 5.2 ± 6.9 0.0 0.0 42.0 - 234
Male 219 5.1 ± 7.0 0.0 0.0 33.0 - 219
Child's gender vs Minimum 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 2.3 ± 5.4 0.0 0.0 41.0 46 453
Female 209 1.9 ± 4.6 0.0 0.0 29.0 25 234
Male 198 2.7 ± 6.1 0.0 0.0 41.0 21 219
Child's race vs Minimum 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 5.1 ± 6.9 0.0 0.0 42.0 - 453
White 156 4.2 ± 7.4 0.0 0.0 42.0 - 156
Black 249 5.9 ± 6.7 0.0 0.0 29.0 - 249
Other 48 4.5 ± 6.7 0.0 0.0 23.0 - 48
Child's race vs Minimum 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 2.3 ± 5.4 0.0 0.0 41.0 46 453
White 147 1.4 ± 3.7 0.0 0.0 16.0 9 156
Black 217 3.0 ± 6.3 0.0 0.0 41.0 32 249
Other 43 1.5 ± 4.8 0.0 0.0 25.0 5 48