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Histogram

Visit Number vs Maximum duration of hypopnea in NREM 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 9.4 ± 11.3 6.0 0.0 60.0 - 453
Follow-up 407 6.0 ± 9.3 0.0 0.0 49.0 46 453
Treatment Arm vs Maximum duration of hypopnea in NREM 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 9.4 ± 11.3 6.0 0.0 60.0 - 453
Early adenotonsillectomy (EAT) 226 8.9 ± 11.1 0.0 0.0 54.0 - 226
Watchful waiting with supportive care (WWSC) 227 9.8 ± 11.5 9.0 0.0 60.0 - 227
Treatment Arm vs Maximum duration of hypopnea in NREM 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 6.0 ± 9.3 0.0 0.0 49.0 46 453
Early adenotonsillectomy (EAT) 199 4.2 ± 7.3 0.0 0.0 37.0 27 226
Watchful waiting with supportive care (WWSC) 208 7.7 ± 10.5 0.0 0.0 49.0 19 227
Child's age vs Maximum duration of hypopnea in NREM 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 9.4 ± 11.3 6.0 0.0 60.0 - 453
5 - 7 years old 329 8.2 ± 10.9 0.0 0.0 60.0 - 329
8 - 10 years old 124 12.5 ± 11.7 13.0 0.0 54.0 - 124
Child's age vs Maximum duration of hypopnea in NREM 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 5.9 ± 9.2 0.0 0.0 49.0 2 399
5 - 7 years old 260 5.6 ± 9.4 0.0 0.0 49.0 2 262
8 - 10 years old 137 6.6 ± 8.9 0.0 0.0 37.0 - 137
Child's gender vs Maximum duration of hypopnea in NREM 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 9.4 ± 11.3 6.0 0.0 60.0 - 453
Female 234 9.1 ± 11.4 0.0 0.0 54.0 - 234
Male 219 9.7 ± 11.2 9.0 0.0 60.0 - 219
Child's gender vs Maximum duration of hypopnea in NREM 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 6.0 ± 9.3 0.0 0.0 49.0 46 453
Female 209 5.4 ± 9.0 0.0 0.0 42.0 25 234
Male 198 6.6 ± 9.5 0.0 0.0 49.0 21 219
Child's race vs Maximum duration of hypopnea in NREM 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 9.4 ± 11.3 6.0 0.0 60.0 - 453
White 156 9.5 ± 12.1 0.0 0.0 60.0 - 156
Black 249 9.5 ± 10.8 9.0 0.0 54.0 - 249
Other 48 8.1 ± 11.4 0.0 0.0 48.0 - 48
Child's race vs Maximum duration of hypopnea in NREM 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 6.0 ± 9.3 0.0 0.0 49.0 46 453
White 147 5.9 ± 9.4 0.0 0.0 42.0 9 156
Black 217 6.1 ± 9.1 0.0 0.0 49.0 32 249
Other 43 5.7 ± 9.7 0.0 0.0 36.0 5 48