avoanbp3 avoanbp5
Name
avoanbp4
Label
Average obstructive apnea length (NREM, Back, 4% desaturation)
Description

Average obstructive apnea duration during NREM sleep with supine body position

Units
seconds
Type
numeric
Visit Number vs Average obstructive apnea length (NREM, Back, 4% desaturation)
N Mean StdDev Median Min Max Unknown Total
Baseline 453 4.1 ± 6.8 0.0 0.0 36.0 11 464
Follow-up 407 2.4 ± 5.2 0.0 0.0 22.0 46 453
Treatment Arm vs Average obstructive apnea length (NREM, Back, 4% desaturation)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 4.1 ± 6.8 0.0 0.0 36.0 - 453
Early adenotonsillectomy 226 4.0 ± 7.2 0.0 0.0 36.0 - 226
Watchful waiting 227 4.1 ± 6.5 0.0 0.0 26.0 - 227
Treatment Arm vs Average obstructive apnea length (NREM, Back, 4% desaturation)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 2.4 ± 5.2 0.0 0.0 22.0 46 453
Early adenotonsillectomy 199 1.1 ± 3.4 0.0 0.0 19.0 27 226
Watchful waiting 208 3.6 ± 6.2 0.0 0.0 22.0 19 227
Age vs Average obstructive apnea length (NREM, Back, 4% desaturation)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 4.1 ± 6.8 0.0 0.0 36.0 - 453
5-7 yrs old 329 4.0 ± 6.8 0.0 0.0 36.0 - 329
8-10 yrs old 124 4.2 ± 7.0 0.0 0.0 26.0 - 124
Age vs Average obstructive apnea length (NREM, Back, 4% desaturation)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 2.3 ± 5.1 0.0 0.0 21.0 2 399
5-7 yrs old 260 2.3 ± 5.2 0.0 0.0 21.0 2 262
8-10 yrs old 137 2.3 ± 4.9 0.0 0.0 18.0 - 137
Gender vs Average obstructive apnea length (NREM, Back, 4% desaturation)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 4.1 ± 6.8 0.0 0.0 36.0 - 453
Female 234 4.0 ± 6.7 0.0 0.0 32.0 - 234
Male 219 4.2 ± 7.0 0.0 0.0 36.0 - 219
Gender vs Average obstructive apnea length (NREM, Back, 4% desaturation)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 2.4 ± 5.2 0.0 0.0 22.0 46 453
Female 209 2.2 ± 5.0 0.0 0.0 21.0 25 234
Male 198 2.5 ± 5.3 0.0 0.0 22.0 21 219
Race vs Average obstructive apnea length (NREM, Back, 4% desaturation)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 4.1 ± 6.8 0.0 0.0 36.0 - 453
White 156 3.0 ± 5.7 0.0 0.0 21.0 - 156
Black 249 4.9 ± 7.5 0.0 0.0 36.0 - 249
Other 48 3.0 ± 5.7 0.0 0.0 21.0 - 48
Race vs Average obstructive apnea length (NREM, Back, 4% desaturation)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 2.4 ± 5.2 0.0 0.0 22.0 46 453
White 147 2.1 ± 5.0 0.0 0.0 22.0 9 156
Black 217 2.6 ± 5.3 0.0 0.0 21.0 32 249
Other 43 1.9 ± 4.8 0.0 0.0 16.0 5 48