Age

Visit Number vs Mixed Apnea Index (NREM, Supine): (Mixed apneas with >= 2% oxygen desaturation or with arousal) / hour of NREM sleep in supine position from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Baseline 453 0.2 ± 0.9 0.0 0.0 13.3 - 453
Follow-up 407 0.09 ± 0.8 0.0 0.0 14.8 46 453
Treatment Arm vs Mixed Apnea Index (NREM, Supine): (Mixed apneas with >= 2% oxygen desaturation or with arousal) / hour of NREM sleep in supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.2 ± 0.9 0.0 0.0 13.3 - 453
Early adenotonsillectomy (EAT) 226 0.2 ± 1.0 0.0 0.0 13.3 - 226
Watchful waiting with supportive care (WWSC) 227 0.2 ± 0.7 0.0 0.0 9.2 - 227
Treatment Arm vs Mixed Apnea Index (NREM, Supine): (Mixed apneas with >= 2% oxygen desaturation or with arousal) / hour of NREM sleep in supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.09 ± 0.8 0.0 0.0 14.8 46 453
Early adenotonsillectomy (EAT) 199 0.02 ± 0.08 0.0 0.0 0.7 27 226
Watchful waiting with supportive care (WWSC) 208 0.1 ± 1.1 0.0 0.0 14.8 19 227
Child's age vs Mixed Apnea Index (NREM, Supine): (Mixed apneas with >= 2% oxygen desaturation or with arousal) / hour of NREM sleep in supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.2 ± 0.9 0.0 0.0 13.3 - 453
5 - 7 years old 329 0.2 ± 0.9 0.0 0.0 13.3 - 329
8 - 10 years old 124 0.2 ± 0.7 0.0 0.0 5.9 - 124
Child's age vs Mixed Apnea Index (NREM, Supine): (Mixed apneas with >= 2% oxygen desaturation or with arousal) / hour of NREM sleep in supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 0.09 ± 0.8 0.0 0.0 14.8 2 399
5 - 7 years old 260 0.1 ± 1.0 0.0 0.0 14.8 2 262
8 - 10 years old 137 0.03 ± 0.1 0.0 0.0 1.1 - 137
Child's gender vs Mixed Apnea Index (NREM, Supine): (Mixed apneas with >= 2% oxygen desaturation or with arousal) / hour of NREM sleep in supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.2 ± 0.9 0.0 0.0 13.3 - 453
Female 234 0.2 ± 0.9 0.0 0.0 13.3 - 234
Male 219 0.2 ± 0.8 0.0 0.0 9.2 - 219
Child's gender vs Mixed Apnea Index (NREM, Supine): (Mixed apneas with >= 2% oxygen desaturation or with arousal) / hour of NREM sleep in supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.09 ± 0.8 0.0 0.0 14.8 46 453
Female 209 0.1 ± 1.1 0.0 0.0 14.8 25 234
Male 198 0.04 ± 0.2 0.0 0.0 1.8 21 219
Child's race vs Mixed Apnea Index (NREM, Supine): (Mixed apneas with >= 2% oxygen desaturation or with arousal) / hour of NREM sleep in supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.2 ± 0.9 0.0 0.0 13.3 - 453
White 156 0.06 ± 0.2 0.0 0.0 1.4 - 156
Black 249 0.2 ± 0.8 0.0 0.0 9.2 - 249
Other 48 0.3 ± 1.9 0.0 0.0 13.3 - 48
Child's race vs Mixed Apnea Index (NREM, Supine): (Mixed apneas with >= 2% oxygen desaturation or with arousal) / hour of NREM sleep in supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.09 ± 0.8 0.0 0.0 14.8 46 453
White 147 0.1 ± 1.2 0.0 0.0 14.8 9 156
Black 217 0.06 ± 0.3 0.0 0.0 2.9 32 249
Other 43 0.06 ± 0.2 0.0 0.0 1.4 5 48