Treatment Arm

Visit Number vs Average duration of central apnea in NREM sleep in non-supine position: Central apneas with >= 2% oxygen desaturation and with or without arousal from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Baseline 453 7.9 ± 6.1 10.0 0.0 22.0 - 453
Follow-up 407 6.8 ± 6.1 8.0 0.0 20.0 46 453
Treatment Arm vs Average duration of central apnea in NREM sleep in non-supine position: Central apneas with >= 2% oxygen desaturation and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 7.9 ± 6.1 10.0 0.0 22.0 - 453
Early adenotonsillectomy (EAT) 226 7.7 ± 6.1 10.0 0.0 22.0 - 226
Watchful waiting with supportive care (WWSC) 227 8.1 ± 6.1 10.0 0.0 21.0 - 227
Treatment Arm vs Average duration of central apnea in NREM sleep in non-supine position: Central apneas with >= 2% oxygen desaturation and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 6.8 ± 6.1 8.0 0.0 20.0 46 453
Early adenotonsillectomy (EAT) 199 6.3 ± 5.8 8.0 0.0 20.0 27 226
Watchful waiting with supportive care (WWSC) 208 7.3 ± 6.3 9.0 0.0 20.0 19 227
Child's age vs Average duration of central apnea in NREM sleep in non-supine position: Central apneas with >= 2% oxygen desaturation and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 7.9 ± 6.1 10.0 0.0 22.0 - 453
5 - 7 years old 329 8.0 ± 6.0 10.0 0.0 21.0 - 329
8 - 10 years old 124 7.8 ± 6.4 9.0 0.0 22.0 - 124
Child's age vs Average duration of central apnea in NREM sleep in non-supine position: Central apneas with >= 2% oxygen desaturation and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 6.8 ± 6.1 8.0 0.0 20.0 2 399
5 - 7 years old 260 6.9 ± 6.1 9.0 0.0 20.0 2 262
8 - 10 years old 137 6.6 ± 6.0 8.0 0.0 20.0 - 137
Child's gender vs Average duration of central apnea in NREM sleep in non-supine position: Central apneas with >= 2% oxygen desaturation and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 7.9 ± 6.1 10.0 0.0 22.0 - 453
Female 234 7.8 ± 5.7 10.0 0.0 22.0 - 234
Male 219 8.1 ± 6.4 10.0 0.0 21.0 - 219
Child's gender vs Average duration of central apnea in NREM sleep in non-supine position: Central apneas with >= 2% oxygen desaturation and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 6.8 ± 6.1 8.0 0.0 20.0 46 453
Female 209 6.2 ± 5.9 7.0 0.0 20.0 25 234
Male 198 7.5 ± 6.3 9.0 0.0 20.0 21 219
Child's race vs Average duration of central apnea in NREM sleep in non-supine position: Central apneas with >= 2% oxygen desaturation and with or without arousal from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 7.9 ± 6.1 10.0 0.0 22.0 - 453
White 156 7.6 ± 6.0 10.0 0.0 18.0 - 156
Black 249 8.1 ± 6.1 10.0 0.0 22.0 - 249
Other 48 8.0 ± 6.4 10.0 0.0 19.0 - 48
Child's race vs Average duration of central apnea in NREM sleep in non-supine position: Central apneas with >= 2% oxygen desaturation and with or without arousal from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 6.8 ± 6.1 8.0 0.0 20.0 46 453
White 147 6.7 ± 6.2 8.0 0.0 20.0 9 156
Black 217 7.2 ± 6.1 9.0 0.0 20.0 32 249
Other 43 5.5 ± 5.9 0.0 0.0 15.0 5 48