Age

Visit Number vs Minimum heart rate associated with apneas with >=3% oxygen desaturation and with or without arousal+ hypopneas with > 50% flow reduction and >=3% oxygen desaturation and with or without arousal during NREM sleep in supine position from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Baseline 344 58.9 ± 10.4 58.0 18.0 95.0 109 453
Follow-up 282 61.2 ± 10.3 59.0 31.0 103.0 171 453
Treatment Arm vs Minimum heart rate associated with apneas with >=3% oxygen desaturation and with or without arousal+ hypopneas with > 50% flow reduction and >=3% oxygen desaturation and with or without arousal during NREM sleep in supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 344 58.9 ± 10.4 58.0 18.0 95.0 109 453
Early adenotonsillectomy (EAT) 167 59.5 ± 10.5 58.0 18.0 95.0 59 226
Watchful waiting with supportive care (WWSC) 177 58.4 ± 10.3 57.0 20.0 90.0 50 227
Treatment Arm vs Minimum heart rate associated with apneas with >=3% oxygen desaturation and with or without arousal+ hypopneas with > 50% flow reduction and >=3% oxygen desaturation and with or without arousal during NREM sleep in supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 282 61.2 ± 10.3 59.0 31.0 103.0 171 453
Early adenotonsillectomy (EAT) 132 64.1 ± 10.1 63.0 45.0 103.0 94 226
Watchful waiting with supportive care (WWSC) 150 58.6 ± 9.7 57.0 31.0 87.0 77 227
Child's age vs Minimum heart rate associated with apneas with >=3% oxygen desaturation and with or without arousal+ hypopneas with > 50% flow reduction and >=3% oxygen desaturation and with or without arousal during NREM sleep in supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 344 58.9 ± 10.4 58.0 18.0 95.0 109 453
5 - 7 years old 245 59.3 ± 9.9 58.0 20.0 95.0 84 329
8 - 10 years old 99 58.0 ± 11.6 57.0 18.0 95.0 25 124
Child's age vs Minimum heart rate associated with apneas with >=3% oxygen desaturation and with or without arousal+ hypopneas with > 50% flow reduction and >=3% oxygen desaturation and with or without arousal during NREM sleep in supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 276 61.3 ± 10.3 60.0 31.0 103.0 123 399
5 - 7 years old 176 60.6 ± 10.1 59.0 31.0 90.0 86 262
8 - 10 years old 100 62.5 ± 10.6 61.0 37.0 103.0 37 137
Child's gender vs Minimum heart rate associated with apneas with >=3% oxygen desaturation and with or without arousal+ hypopneas with > 50% flow reduction and >=3% oxygen desaturation and with or without arousal during NREM sleep in supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 344 58.9 ± 10.4 58.0 18.0 95.0 109 453
Female 178 60.3 ± 11.0 59.0 18.0 95.0 56 234
Male 166 57.4 ± 9.6 56.0 20.0 91.0 53 219
Child's gender vs Minimum heart rate associated with apneas with >=3% oxygen desaturation and with or without arousal+ hypopneas with > 50% flow reduction and >=3% oxygen desaturation and with or without arousal during NREM sleep in supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 282 61.2 ± 10.3 59.0 31.0 103.0 171 453
Female 140 62.4 ± 9.3 61.0 41.0 87.0 94 234
Male 142 60.0 ± 11.0 57.0 31.0 103.0 77 219
Child's race vs Minimum heart rate associated with apneas with >=3% oxygen desaturation and with or without arousal+ hypopneas with > 50% flow reduction and >=3% oxygen desaturation and with or without arousal during NREM sleep in supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 344 58.9 ± 10.4 58.0 18.0 95.0 109 453
White 125 56.8 ± 10.5 56.0 18.0 95.0 31 156
Black 185 60.5 ± 10.2 59.0 24.0 95.0 64 249
Other 34 58.1 ± 10.2 57.5 35.0 91.0 14 48
Child's race vs Minimum heart rate associated with apneas with >=3% oxygen desaturation and with or without arousal+ hypopneas with > 50% flow reduction and >=3% oxygen desaturation and with or without arousal during NREM sleep in supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 282 61.2 ± 10.3 59.0 31.0 103.0 171 453
White 105 59.5 ± 9.8 57.0 31.0 87.0 51 156
Black 143 62.6 ± 10.3 61.0 36.0 103.0 106 249
Other 34 60.3 ± 10.8 56.5 44.0 90.0 14 48