Age

Visit Number vs Average oxygen desaturation for all respiratory events with > 0% desat or arousal in NREM sleep in non-supine position: Apneas with no oxygen desaturation threshold used or with arousal + hypopneas with > 50% flow reduction and > 0% oxygen desaturation or arousal from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Baseline 340 3.1 ± 1.1 3.0 2.0 8.0 124 464
Follow-up 215 3.2 ± 1.3 3.0 2.0 11.0 238 453
Treatment Arm vs Average oxygen desaturation for all respiratory events with > 0% desat or arousal in NREM sleep in non-supine position: Apneas with no oxygen desaturation threshold used or with arousal + hypopneas with > 50% flow reduction and > 0% oxygen desaturation or arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 340 3.1 ± 1.1 3.0 2.0 8.0 113 453
Early adenotonsillectomy (EAT) 171 3.2 ± 1.0 3.0 2.0 7.0 55 226
Watchful waiting with supportive care (WWSC) 169 3.1 ± 1.1 3.0 2.0 8.0 58 227
Treatment Arm vs Average oxygen desaturation for all respiratory events with > 0% desat or arousal in NREM sleep in non-supine position: Apneas with no oxygen desaturation threshold used or with arousal + hypopneas with > 50% flow reduction and > 0% oxygen desaturation or arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 215 3.2 ± 1.3 3.0 2.0 11.0 238 453
Early adenotonsillectomy (EAT) 88 3.2 ± 1.2 3.0 2.0 7.0 138 226
Watchful waiting with supportive care (WWSC) 127 3.2 ± 1.4 3.0 2.0 11.0 100 227
Child's age vs Average oxygen desaturation for all respiratory events with > 0% desat or arousal in NREM sleep in non-supine position: Apneas with no oxygen desaturation threshold used or with arousal + hypopneas with > 50% flow reduction and > 0% oxygen desaturation or arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 340 3.1 ± 1.1 3.0 2.0 8.0 113 453
5 - 7 years old 243 3.1 ± 1.1 3.0 2.0 8.0 86 329
8 - 10 years old 97 3.3 ± 0.8 3.0 2.0 5.0 27 124
Child's age vs Average oxygen desaturation for all respiratory events with > 0% desat or arousal in NREM sleep in non-supine position: Apneas with no oxygen desaturation threshold used or with arousal + hypopneas with > 50% flow reduction and > 0% oxygen desaturation or arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 209 3.2 ± 1.3 3.0 2.0 11.0 190 399
5 - 7 years old 140 3.2 ± 1.4 3.0 2.0 11.0 122 262
8 - 10 years old 69 3.3 ± 1.2 3.0 2.0 7.0 68 137
Child's gender vs Average oxygen desaturation for all respiratory events with > 0% desat or arousal in NREM sleep in non-supine position: Apneas with no oxygen desaturation threshold used or with arousal + hypopneas with > 50% flow reduction and > 0% oxygen desaturation or arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 340 3.1 ± 1.1 3.0 2.0 8.0 113 453
Female 174 3.1 ± 1.2 3.0 2.0 8.0 60 234
Male 166 3.1 ± 1.0 3.0 2.0 6.0 53 219
Child's gender vs Average oxygen desaturation for all respiratory events with > 0% desat or arousal in NREM sleep in non-supine position: Apneas with no oxygen desaturation threshold used or with arousal + hypopneas with > 50% flow reduction and > 0% oxygen desaturation or arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 215 3.2 ± 1.3 3.0 2.0 11.0 238 453
Female 98 3.1 ± 1.5 3.0 2.0 11.0 136 234
Male 117 3.2 ± 1.1 3.0 2.0 7.0 102 219
Child's race vs Average oxygen desaturation for all respiratory events with > 0% desat or arousal in NREM sleep in non-supine position: Apneas with no oxygen desaturation threshold used or with arousal + hypopneas with > 50% flow reduction and > 0% oxygen desaturation or arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 340 3.1 ± 1.1 3.0 2.0 8.0 113 453
White 107 3.0 ± 0.9 3.0 2.0 7.0 49 156
Black 194 3.2 ± 1.1 3.0 2.0 7.0 55 249
Other 39 3.3 ± 1.3 3.0 2.0 8.0 9 48
Child's race vs Average oxygen desaturation for all respiratory events with > 0% desat or arousal in NREM sleep in non-supine position: Apneas with no oxygen desaturation threshold used or with arousal + hypopneas with > 50% flow reduction and > 0% oxygen desaturation or arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 215 3.2 ± 1.3 3.0 2.0 11.0 238 453
White 66 3.1 ± 1.2 3.0 2.0 7.0 90 156
Black 127 3.3 ± 1.4 3.0 2.0 11.0 122 249
Other 22 2.7 ± 0.9 2.0 2.0 5.0 26 48