Age

Visit Number vs Obstructive Apnea Index (NREM, Supine): (Obstructive apneas with >= 4% 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 1.0 ± 2.7 0.0 0.0 36.9 - 453
Follow-up 407 0.8 ± 6.4 0.0 0.0 120.0 46 453
Treatment Arm vs Obstructive Apnea Index (NREM, Supine): (Obstructive apneas with >= 4% 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 1.0 ± 2.7 0.0 0.0 36.9 - 453
Early adenotonsillectomy (EAT) 226 1.0 ± 3.1 0.0 0.0 36.9 - 226
Watchful waiting with supportive care (WWSC) 227 1.0 ± 2.2 0.0 0.0 13.8 - 227
Treatment Arm vs Obstructive Apnea Index (NREM, Supine): (Obstructive apneas with >= 4% 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 0.8 ± 6.4 0.0 0.0 120.0 46 453
Early adenotonsillectomy (EAT) 199 0.1 ± 0.5 0.0 0.0 5.7 27 226
Watchful waiting with supportive care (WWSC) 208 1.5 ± 8.9 0.0 0.0 120.0 19 227
Child's age vs Obstructive Apnea Index (NREM, Supine): (Obstructive apneas with >= 4% 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 1.0 ± 2.7 0.0 0.0 36.9 - 453
5 - 7 years old 329 1.0 ± 2.8 0.0 0.0 36.9 - 329
8 - 10 years old 124 0.9 ± 2.4 0.0 0.0 16.3 - 124
Child's age vs Obstructive Apnea Index (NREM, Supine): (Obstructive apneas with >= 4% 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 0.9 ± 6.5 0.0 0.0 120.0 2 399
5 - 7 years old 260 1.1 ± 8.0 0.0 0.0 120.0 2 262
8 - 10 years old 137 0.4 ± 1.0 0.0 0.0 5.8 - 137
Child's gender vs Obstructive Apnea Index (NREM, Supine): (Obstructive apneas with >= 4% 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 1.0 ± 2.7 0.0 0.0 36.9 - 453
Female 234 1.0 ± 2.2 0.0 0.0 13.8 - 234
Male 219 0.9 ± 3.1 0.0 0.0 36.9 - 219
Child's gender vs Obstructive Apnea Index (NREM, Supine): (Obstructive apneas with >= 4% 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 0.8 ± 6.4 0.0 0.0 120.0 46 453
Female 209 1.3 ± 8.9 0.0 0.0 120.0 25 234
Male 198 0.4 ± 0.9 0.0 0.0 6.8 21 219
Child's race vs Obstructive Apnea Index (NREM, Supine): (Obstructive apneas with >= 4% 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 1.0 ± 2.7 0.0 0.0 36.9 - 453
White 156 0.8 ± 2.1 0.0 0.0 13.8 - 156
Black 249 1.1 ± 3.2 0.0 0.0 36.9 - 249
Other 48 0.6 ± 1.2 0.0 0.0 7.1 - 48
Child's race vs Obstructive Apnea Index (NREM, Supine): (Obstructive apneas with >= 4% 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 0.8 ± 6.4 0.0 0.0 120.0 46 453
White 147 0.4 ± 1.5 0.0 0.0 15.0 9 156
Black 217 1.1 ± 8.4 0.0 0.0 120.0 32 249
Other 43 1.1 ± 4.9 0.0 0.0 31.8 5 48