Histogram

Visit Number vs Maximum duration of hypopnea in REM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 2% oxygen desaturation and with or without arousal from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Baseline 453 18.4 ± 16.2 17.0 0.0 84.0 - 453
Follow-up 407 9.8 ± 13.3 0.0 0.0 68.0 46 453
Treatment Arm vs Maximum duration of hypopnea in REM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 2% oxygen desaturation and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 18.4 ± 16.2 17.0 0.0 84.0 - 453
Early adenotonsillectomy (EAT) 226 19.9 ± 16.6 18.0 0.0 84.0 - 226
Watchful waiting with supportive care (WWSC) 227 16.8 ± 15.6 15.0 0.0 67.0 - 227
Treatment Arm vs Maximum duration of hypopnea in REM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 2% oxygen desaturation and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 9.8 ± 13.3 0.0 0.0 68.0 46 453
Early adenotonsillectomy (EAT) 199 6.3 ± 9.9 0.0 0.0 56.0 27 226
Watchful waiting with supportive care (WWSC) 208 13.1 ± 15.3 9.5 0.0 68.0 19 227
Child's age vs Maximum duration of hypopnea in REM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 2% oxygen desaturation and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 18.4 ± 16.2 17.0 0.0 84.0 - 453
5 - 7 years old 329 18.6 ± 16.1 17.0 0.0 84.0 - 329
8 - 10 years old 124 17.9 ± 16.4 17.0 0.0 68.0 - 124
Child's age vs Maximum duration of hypopnea in REM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 2% oxygen desaturation and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 9.9 ± 13.4 0.0 0.0 68.0 2 399
5 - 7 years old 260 9.5 ± 12.9 0.0 0.0 56.0 2 262
8 - 10 years old 137 10.8 ± 14.5 0.0 0.0 68.0 - 137
Child's gender vs Maximum duration of hypopnea in REM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 2% oxygen desaturation and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 18.4 ± 16.2 17.0 0.0 84.0 - 453
Female 234 18.9 ± 16.2 17.0 0.0 68.0 - 234
Male 219 17.8 ± 16.2 16.0 0.0 84.0 - 219
Child's gender vs Maximum duration of hypopnea in REM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 2% oxygen desaturation and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 9.8 ± 13.3 0.0 0.0 68.0 46 453
Female 209 9.5 ± 13.1 0.0 0.0 56.0 25 234
Male 198 10.1 ± 13.6 0.0 0.0 68.0 21 219
Child's race vs Maximum duration of hypopnea in REM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 2% oxygen desaturation and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 18.4 ± 16.2 17.0 0.0 84.0 - 453
White 156 12.1 ± 13.3 10.5 0.0 60.0 - 156
Black 249 22.6 ± 16.9 23.0 0.0 84.0 - 249
Other 48 16.9 ± 14.0 17.0 0.0 49.0 - 48
Child's race vs Maximum duration of hypopnea in REM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 2% oxygen desaturation and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 9.8 ± 13.3 0.0 0.0 68.0 46 453
White 147 5.8 ± 10.0 0.0 0.0 52.0 9 156
Black 217 13.1 ± 15.1 10.0 0.0 68.0 32 249
Other 43 6.8 ± 8.8 0.0 0.0 35.0 5 48