Treatment Arm

Visit Number vs Hypopnea Index (REM, Non-Supine) : (Hypopneas with > 50% flow reduction and with no oxygen desaturation threshold used and with or without arousal) / hour of REM sleep in non-supine position from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Baseline 453 8.5 ± 12.1 3.4 0.0 76.3 - 453
Follow-up 407 4.5 ± 9.9 0.5 0.0 68.6 46 453
Treatment Arm vs Hypopnea Index (REM, Non-Supine) : (Hypopneas with > 50% flow reduction and with no oxygen desaturation threshold used and with or without arousal) / hour of REM sleep in non-supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 8.5 ± 12.1 3.4 0.0 76.3 - 453
Early adenotonsillectomy (EAT) 226 9.2 ± 12.7 3.6 0.0 76.3 - 226
Watchful waiting with supportive care (WWSC) 227 7.8 ± 11.4 2.8 0.0 66.9 - 227
Treatment Arm vs Hypopnea Index (REM, Non-Supine) : (Hypopneas with > 50% flow reduction and with no oxygen desaturation threshold used and with or without arousal) / hour of REM sleep in non-supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 4.5 ± 9.9 0.5 0.0 68.6 46 453
Early adenotonsillectomy (EAT) 199 2.2 ± 7.2 0.0 0.0 68.6 27 226
Watchful waiting with supportive care (WWSC) 208 6.8 ± 11.6 1.3 0.0 61.4 19 227
Child's age vs Hypopnea Index (REM, Non-Supine) : (Hypopneas with > 50% flow reduction and with no oxygen desaturation threshold used and with or without arousal) / hour of REM sleep in non-supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 8.5 ± 12.1 3.4 0.0 76.3 - 453
5 - 7 years old 329 8.3 ± 11.9 3.2 0.0 76.3 - 329
8 - 10 years old 124 9.0 ± 12.5 3.8 0.0 66.9 - 124
Child's age vs Hypopnea Index (REM, Non-Supine) : (Hypopneas with > 50% flow reduction and with no oxygen desaturation threshold used and with or without arousal) / hour of REM sleep in non-supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 4.6 ± 10.0 0.6 0.0 68.6 2 399
5 - 7 years old 260 4.6 ± 10.4 0.2 0.0 68.6 2 262
8 - 10 years old 137 4.6 ± 9.3 0.8 0.0 53.1 - 137
Child's gender vs Hypopnea Index (REM, Non-Supine) : (Hypopneas with > 50% flow reduction and with no oxygen desaturation threshold used and with or without arousal) / hour of REM sleep in non-supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 8.5 ± 12.1 3.4 0.0 76.3 - 453
Female 234 8.8 ± 11.6 4.0 0.0 60.0 - 234
Male 219 8.2 ± 12.6 2.8 0.0 76.3 - 219
Child's gender vs Hypopnea Index (REM, Non-Supine) : (Hypopneas with > 50% flow reduction and with no oxygen desaturation threshold used and with or without arousal) / hour of REM sleep in non-supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 4.5 ± 9.9 0.5 0.0 68.6 46 453
Female 209 4.7 ± 9.7 0.0 0.0 55.1 25 234
Male 198 4.4 ± 10.2 0.7 0.0 68.6 21 219
Child's race vs Hypopnea Index (REM, Non-Supine) : (Hypopneas with > 50% flow reduction and with no oxygen desaturation threshold used and with or without arousal) / hour of REM sleep in non-supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 8.5 ± 12.1 3.4 0.0 76.3 - 453
White 156 4.9 ± 8.8 1.4 0.0 54.4 - 156
Black 249 10.8 ± 12.6 6.0 0.0 60.0 - 249
Other 48 8.6 ± 15.4 3.2 0.0 76.3 - 48
Child's race vs Hypopnea Index (REM, Non-Supine) : (Hypopneas with > 50% flow reduction and with no oxygen desaturation threshold used and with or without arousal) / hour of REM sleep in non-supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 4.5 ± 9.9 0.5 0.0 68.6 46 453
White 147 1.9 ± 4.8 0.0 0.0 33.8 9 156
Black 217 6.7 ± 12.1 1.3 0.0 68.6 32 249
Other 43 2.8 ± 8.3 0.0 0.0 42.9 5 48