Treatment Arm

Visit Number vs Percentage duration of sleep with oxygen saturation <= 95% from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Baseline 453 6.7 ± 14.5 1.4 0.0 99.9 - 453
Follow-up 407 4.3 ± 12.2 0.4 0.0 95.3 46 453
Treatment Arm vs Percentage duration of sleep with oxygen saturation <= 95% from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 6.7 ± 14.5 1.4 0.0 99.9 - 453
Early adenotonsillectomy (EAT) 226 6.7 ± 14.1 1.4 0.0 95.2 - 226
Watchful waiting with supportive care (WWSC) 227 6.7 ± 14.8 1.4 0.0 99.9 - 227
Treatment Arm vs Percentage duration of sleep with oxygen saturation <= 95% from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 4.3 ± 12.2 0.4 0.0 95.3 46 453
Early adenotonsillectomy (EAT) 199 4.2 ± 14.0 0.3 0.0 95.3 27 226
Watchful waiting with supportive care (WWSC) 208 4.4 ± 10.2 0.8 0.0 75.2 19 227
Child's age vs Percentage duration of sleep with oxygen saturation <= 95% from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 6.7 ± 14.5 1.4 0.0 99.9 - 453
5 - 7 years old 329 6.3 ± 14.0 1.3 0.0 99.9 - 329
8 - 10 years old 124 7.7 ± 15.6 1.7 0.0 95.7 - 124
Child's age vs Percentage duration of sleep with oxygen saturation <= 95% from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 4.3 ± 12.3 0.4 0.0 95.3 2 399
5 - 7 years old 260 4.4 ± 13.0 0.4 0.0 95.3 2 262
8 - 10 years old 137 4.0 ± 10.9 0.5 0.0 88.0 - 137
Child's gender vs Percentage duration of sleep with oxygen saturation <= 95% from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 6.7 ± 14.5 1.4 0.0 99.9 - 453
Female 234 8.2 ± 16.9 1.4 0.0 99.9 - 234
Male 219 5.1 ± 11.0 1.4 0.0 95.7 - 219
Child's gender vs Percentage duration of sleep with oxygen saturation <= 95% from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 4.3 ± 12.2 0.4 0.0 95.3 46 453
Female 209 5.4 ± 15.4 0.3 0.0 95.3 25 234
Male 198 3.0 ± 7.4 0.5 0.0 56.6 21 219
Child's race vs Percentage duration of sleep with oxygen saturation <= 95% from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 6.7 ± 14.5 1.4 0.0 99.9 - 453
White 156 10.2 ± 19.6 1.3 0.0 99.9 - 156
Black 249 4.8 ± 10.8 1.4 0.0 79.3 - 249
Other 48 5.2 ± 8.3 1.1 0.0 36.3 - 48
Child's race vs Percentage duration of sleep with oxygen saturation <= 95% from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 4.3 ± 12.2 0.4 0.0 95.3 46 453
White 147 4.7 ± 13.4 0.3 0.0 88.0 9 156
Black 217 3.5 ± 10.0 0.6 0.0 94.8 32 249
Other 43 6.8 ± 17.1 0.3 0.0 95.3 5 48