Histogram

Visit Number vs Maximum duration of hypopnea in NREM sleep in supine position: Hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation and with or without arousal from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Baseline 453 13.6 ± 12.6 13.0 0.0 65.0 - 453
Follow-up 407 9.1 ± 10.2 8.0 0.0 55.0 46 453
Treatment Arm vs Maximum duration of hypopnea in NREM sleep in supine position: Hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 13.6 ± 12.6 13.0 0.0 65.0 - 453
Early adenotonsillectomy (EAT) 226 13.1 ± 12.2 13.0 0.0 60.0 - 226
Watchful waiting with supportive care (WWSC) 227 14.1 ± 12.9 13.0 0.0 65.0 - 227
Treatment Arm vs Maximum duration of hypopnea in NREM sleep in supine position: Hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 9.1 ± 10.2 8.0 0.0 55.0 46 453
Early adenotonsillectomy (EAT) 199 6.3 ± 7.9 0.0 0.0 37.0 27 226
Watchful waiting with supportive care (WWSC) 208 11.7 ± 11.5 11.0 0.0 55.0 19 227
Child's age vs Maximum duration of hypopnea in NREM sleep in supine position: Hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 13.6 ± 12.6 13.0 0.0 65.0 - 453
5 - 7 years old 329 12.4 ± 11.7 13.0 0.0 62.0 - 329
8 - 10 years old 124 16.9 ± 14.1 16.5 0.0 65.0 - 124
Child's age vs Maximum duration of hypopnea in NREM sleep in supine position: Hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 9.0 ± 10.2 8.0 0.0 55.0 2 399
5 - 7 years old 260 8.7 ± 10.5 6.0 0.0 55.0 2 262
8 - 10 years old 137 9.6 ± 9.6 9.0 0.0 38.0 - 137
Child's gender vs Maximum duration of hypopnea in NREM sleep in supine position: Hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 13.6 ± 12.6 13.0 0.0 65.0 - 453
Female 234 13.6 ± 13.0 13.0 0.0 65.0 - 234
Male 219 13.6 ± 12.1 14.0 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 >= 3% oxygen desaturation and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 9.1 ± 10.2 8.0 0.0 55.0 46 453
Female 209 8.6 ± 9.9 7.0 0.0 42.0 25 234
Male 198 9.5 ± 10.6 9.5 0.0 55.0 21 219
Child's race vs Maximum duration of hypopnea in NREM sleep in supine position: Hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 13.6 ± 12.6 13.0 0.0 65.0 - 453
White 156 15.3 ± 13.5 15.0 0.0 62.0 - 156
Black 249 12.8 ± 11.6 13.0 0.0 60.0 - 249
Other 48 12.5 ± 13.6 12.0 0.0 65.0 - 48
Child's race vs Maximum duration of hypopnea in NREM sleep in supine position: Hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 9.1 ± 10.2 8.0 0.0 55.0 46 453
White 147 9.3 ± 10.5 9.0 0.0 42.0 9 156
Black 217 8.7 ± 9.6 7.0 0.0 49.0 32 249
Other 43 9.9 ± 12.1 9.0 0.0 55.0 5 48