canoa3 canoa5
Name
canoa4
Label
Number of central apnea with arousals (NREM, Other, 4% desaturation)
Description

Number of central apnea during NREM sleep with non-supine body position

Units
events
Type
numeric
Visit Number vs Number of central apnea with arousals (NREM, Other, 4% desaturation)
N Mean StdDev Median Min Max Unknown Total
Baseline 453 2.5 ± 5.0 1.0 0.0 83.0 - 453
Follow-up 407 1.7 ± 2.8 1.0 0.0 18.0 46 453
Treatment Arm vs Number of central apnea with arousals (NREM, Other, 4% desaturation)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 2.5 ± 5.0 1.0 0.0 83.0 - 453
Early adenotonsillectomy 226 2.7 ± 6.3 1.0 0.0 83.0 - 226
Watchful waiting 227 2.2 ± 3.1 1.0 0.0 25.0 - 227
Treatment Arm vs Number of central apnea with arousals (NREM, Other, 4% desaturation)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 1.7 ± 2.8 1.0 0.0 18.0 46 453
Early adenotonsillectomy 199 1.6 ± 2.9 1.0 0.0 18.0 27 226
Watchful waiting 208 1.7 ± 2.6 1.0 0.0 16.0 19 227
Age vs Number of central apnea with arousals (NREM, Other, 4% desaturation)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 2.5 ± 5.0 1.0 0.0 83.0 - 453
5-7 yrs old 329 2.4 ± 3.2 1.0 0.0 25.0 - 329
8-10 yrs old 124 2.7 ± 8.0 1.0 0.0 83.0 - 124
Age vs Number of central apnea with arousals (NREM, Other, 4% desaturation)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 1.7 ± 2.8 1.0 0.0 18.0 2 399
5-7 yrs old 260 1.9 ± 3.0 1.0 0.0 18.0 2 262
8-10 yrs old 137 1.3 ± 2.2 0.0 0.0 14.0 - 137
Gender vs Number of central apnea with arousals (NREM, Other, 4% desaturation)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 2.5 ± 5.0 1.0 0.0 83.0 - 453
Female 234 2.2 ± 3.4 1.0 0.0 26.0 - 234
Male 219 2.7 ± 6.2 1.0 0.0 83.0 - 219
Gender vs Number of central apnea with arousals (NREM, Other, 4% desaturation)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 1.7 ± 2.8 1.0 0.0 18.0 46 453
Female 209 1.4 ± 2.4 1.0 0.0 17.0 25 234
Male 198 2.0 ± 3.1 1.0 0.0 18.0 21 219
Race vs Number of central apnea with arousals (NREM, Other, 4% desaturation)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 2.5 ± 5.0 1.0 0.0 83.0 - 453
White 156 2.1 ± 3.5 1.0 0.0 26.0 - 156
Black 249 2.7 ± 6.0 1.0 0.0 83.0 - 249
Other 48 2.0 ± 2.3 1.0 0.0 10.0 - 48
Race vs Number of central apnea with arousals (NREM, Other, 4% desaturation)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 1.7 ± 2.8 1.0 0.0 18.0 46 453
White 147 1.5 ± 2.5 1.0 0.0 16.0 9 156
Black 217 1.9 ± 2.9 1.0 0.0 18.0 32 249
Other 43 1.3 ± 2.8 0.0 0.0 16.0 5 48