Histogram

Visit Number vs Hypopnea Index (NREM, Supine) : (Hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation and with or without arousal) / hour of NREM sleep in supine position from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Baseline 453 3.4 ± 8.7 1.0 0.0 113.7 - 453
Follow-up 407 2.2 ± 6.9 0.3 0.0 67.4 46 453
Treatment Arm vs Hypopnea Index (NREM, Supine) : (Hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation and with or without arousal) / hour of NREM sleep in supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 3.4 ± 8.7 1.0 0.0 113.7 - 453
Early adenotonsillectomy (EAT) 226 3.2 ± 7.2 1.0 0.0 80.0 - 226
Watchful waiting with supportive care (WWSC) 227 3.6 ± 9.9 1.0 0.0 113.7 - 227
Treatment Arm vs Hypopnea Index (NREM, Supine) : (Hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation and with or without arousal) / hour of NREM sleep in supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 2.2 ± 6.9 0.3 0.0 67.4 46 453
Early adenotonsillectomy (EAT) 199 0.6 ± 1.4 0.0 0.0 10.9 27 226
Watchful waiting with supportive care (WWSC) 208 3.7 ± 9.3 0.5 0.0 67.4 19 227
Child's age vs Hypopnea Index (NREM, Supine) : (Hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation and with or without arousal) / hour of NREM sleep in supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 3.4 ± 8.7 1.0 0.0 113.7 - 453
5 - 7 years old 329 2.3 ± 4.1 0.9 0.0 36.0 - 329
8 - 10 years old 124 6.4 ± 14.8 2.3 0.0 113.7 - 124
Child's age vs Hypopnea Index (NREM, Supine) : (Hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation and with or without arousal) / hour of NREM sleep in supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 2.2 ± 7.0 0.3 0.0 67.4 2 399
5 - 7 years old 260 2.2 ± 6.8 0.2 0.0 54.5 2 262
8 - 10 years old 137 2.2 ± 7.2 0.5 0.0 67.4 - 137
Child's gender vs Hypopnea Index (NREM, Supine) : (Hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation and with or without arousal) / hour of NREM sleep in supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 3.4 ± 8.7 1.0 0.0 113.7 - 453
Female 234 3.8 ± 8.8 1.0 0.0 80.0 - 234
Male 219 3.0 ± 8.5 1.1 0.0 113.7 - 219
Child's gender vs Hypopnea Index (NREM, Supine) : (Hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation and with or without arousal) / hour of NREM sleep in supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 2.2 ± 6.9 0.3 0.0 67.4 46 453
Female 209 2.0 ± 6.8 0.3 0.0 67.4 25 234
Male 198 2.4 ± 7.0 0.2 0.0 53.3 21 219
Child's race vs Hypopnea Index (NREM, Supine) : (Hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation and with or without arousal) / hour of NREM sleep in supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 3.4 ± 8.7 1.0 0.0 113.7 - 453
White 156 3.2 ± 7.4 1.1 0.0 70.9 - 156
Black 249 3.8 ± 9.9 1.2 0.0 113.7 - 249
Other 48 2.3 ± 4.9 0.4 0.0 27.3 - 48
Child's race vs Hypopnea Index (NREM, Supine) : (Hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation and with or without arousal) / hour of NREM sleep in supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 2.2 ± 6.9 0.3 0.0 67.4 46 453
White 147 2.3 ± 7.5 0.3 0.0 53.3 9 156
Black 217 2.2 ± 6.9 0.3 0.0 67.4 32 249
Other 43 1.9 ± 4.4 0.2 0.0 23.8 5 48