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Age

Visit Number vs Average duration of hypopnea in REM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation or with arousal from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Baseline 453 11.1 ± 8.8 13.0 0.0 35.0 - 453
Follow-up 407 6.1 ± 8.4 0.0 0.0 47.0 46 453
Treatment Arm vs Average duration of hypopnea in REM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation or with arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 11.1 ± 8.8 13.0 0.0 35.0 - 453
Early adenotonsillectomy (EAT) 226 12.0 ± 9.0 13.0 0.0 35.0 - 226
Watchful waiting with supportive care (WWSC) 227 10.3 ± 8.6 12.0 0.0 33.0 - 227
Treatment Arm vs Average duration of hypopnea in REM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation or with arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 6.1 ± 8.4 0.0 0.0 47.0 46 453
Early adenotonsillectomy (EAT) 199 3.9 ± 6.7 0.0 0.0 36.0 27 226
Watchful waiting with supportive care (WWSC) 208 8.2 ± 9.4 3.0 0.0 47.0 19 227
Child's age vs Average duration of hypopnea in REM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation or with arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 11.1 ± 8.8 13.0 0.0 35.0 - 453
5 - 7 years old 329 11.4 ± 8.7 13.0 0.0 33.0 - 329
8 - 10 years old 124 10.6 ± 9.1 12.0 0.0 35.0 - 124
Child's age vs Average duration of hypopnea in REM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation or with arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 6.1 ± 8.4 0.0 0.0 47.0 2 399
5 - 7 years old 260 6.0 ± 8.1 0.0 0.0 36.0 2 262
8 - 10 years old 137 6.3 ± 9.0 0.0 0.0 47.0 - 137
Child's gender vs Average duration of hypopnea in REM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation or with arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 11.1 ± 8.8 13.0 0.0 35.0 - 453
Female 234 11.2 ± 8.6 13.0 0.0 35.0 - 234
Male 219 11.1 ± 9.1 12.0 0.0 33.0 - 219
Child's gender vs Average duration of hypopnea in REM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation or with arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 6.1 ± 8.4 0.0 0.0 47.0 46 453
Female 209 5.7 ± 8.0 0.0 0.0 36.0 25 234
Male 198 6.5 ± 8.9 0.0 0.0 47.0 21 219
Child's race vs Average duration of hypopnea in REM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation or with arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 11.1 ± 8.8 13.0 0.0 35.0 - 453
White 156 7.8 ± 8.6 7.0 0.0 30.0 - 156
Black 249 13.0 ± 8.5 14.0 0.0 35.0 - 249
Other 48 12.1 ± 8.5 13.0 0.0 32.0 - 48
Child's race vs Average duration of hypopnea in REM sleep in non-supine position: Hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation or with arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 6.1 ± 8.4 0.0 0.0 47.0 46 453
White 147 4.0 ± 7.3 0.0 0.0 31.0 9 156
Black 217 7.8 ± 9.1 0.0 0.0 47.0 32 249
Other 43 4.6 ± 6.8 0.0 0.0 22.0 5 48