canbp3 canbp5
Name
canbp4
Label
Number of central apnea (NREM, Back, 4% desaturation)
Description

Number of central apnea during NREM sleep with supine body position

Units
events
Type
numeric
Visit Number vs Number of central apnea (NREM, Back, 4% desaturation)
N Mean StdDev Median Min Max Unknown Total
Baseline 453 1.0 ± 3.1 0.0 0.0 46.0 - 453
Follow-up 407 0.8 ± 2.1 0.0 0.0 19.0 46 453
Treatment Arm vs Number of central apnea (NREM, Back, 4% desaturation)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 1.0 ± 3.1 0.0 0.0 46.0 - 453
Early adenotonsillectomy 226 1.0 ± 3.7 0.0 0.0 46.0 - 226
Watchful waiting 227 1.0 ± 2.3 0.0 0.0 15.0 - 227
Treatment Arm vs Number of central apnea (NREM, Back, 4% desaturation)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.8 ± 2.1 0.0 0.0 19.0 46 453
Early adenotonsillectomy 199 0.8 ± 1.7 0.0 0.0 10.0 27 226
Watchful waiting 208 0.9 ± 2.4 0.0 0.0 19.0 19 227
Age vs Number of central apnea (NREM, Back, 4% desaturation)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 1.0 ± 3.1 0.0 0.0 46.0 - 453
5-7 yrs old 329 0.8 ± 1.9 0.0 0.0 15.0 - 329
8-10 yrs old 124 1.6 ± 4.9 0.0 0.0 46.0 - 124
Age vs Number of central apnea (NREM, Back, 4% desaturation)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 0.8 ± 2.1 0.0 0.0 19.0 2 399
5-7 yrs old 260 0.7 ± 1.7 0.0 0.0 12.0 2 262
8-10 yrs old 137 1.1 ± 2.6 0.0 0.0 19.0 - 137
Gender vs Number of central apnea (NREM, Back, 4% desaturation)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 1.0 ± 3.1 0.0 0.0 46.0 - 453
Female 234 1.0 ± 3.6 0.0 0.0 46.0 - 234
Male 219 1.0 ± 2.4 0.0 0.0 20.0 - 219
Gender vs Number of central apnea (NREM, Back, 4% desaturation)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.8 ± 2.1 0.0 0.0 19.0 46 453
Female 209 0.6 ± 1.6 0.0 0.0 12.0 25 234
Male 198 1.1 ± 2.4 0.0 0.0 19.0 21 219
Race vs Number of central apnea (NREM, Back, 4% desaturation)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 1.0 ± 3.1 0.0 0.0 46.0 - 453
White 156 1.4 ± 4.3 0.0 0.0 46.0 - 156
Black 249 0.8 ± 2.2 0.0 0.0 20.0 - 249
Other 48 0.6 ± 2.1 0.0 0.0 14.0 - 48
Race vs Number of central apnea (NREM, Back, 4% desaturation)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.8 ± 2.1 0.0 0.0 19.0 46 453
White 147 1.0 ± 2.2 0.0 0.0 12.0 9 156
Black 217 0.7 ± 2.0 0.0 0.0 19.0 32 249
Other 43 0.8 ± 1.7 0.0 0.0 8.0 5 48