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Name
cardnop
Label
Central apnea per hour (NREM, Other, all desaturations)
Description

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

Units
events per hour
Type
numeric
Visit Number vs Central apnea per hour (NREM, Other, all desaturations)
N Mean StdDev Median Min Max Unknown Total
Baseline 453 0.9 ± 1.3 0.5 0.0 14.8 - 453
Follow-up 407 0.8 ± 1.2 0.4 0.0 10.9 46 453
Treatment Arm vs Central apnea per hour (NREM, Other, all desaturations)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.9 ± 1.3 0.5 0.0 14.8 - 453
Early adenotonsillectomy 226 0.9 ± 1.5 0.5 0.0 14.8 - 226
Watchful waiting 227 0.9 ± 1.1 0.5 0.0 8.0 - 227
Treatment Arm vs Central apnea per hour (NREM, Other, all desaturations)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.8 ± 1.2 0.4 0.0 10.9 46 453
Early adenotonsillectomy 199 0.8 ± 1.4 0.3 0.0 10.9 27 226
Watchful waiting 208 0.7 ± 1.1 0.4 0.0 7.5 19 227
Age vs Central apnea per hour (NREM, Other, all desaturations)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.9 ± 1.3 0.5 0.0 14.8 - 453
5-7 yrs old 329 0.9 ± 1.1 0.5 0.0 8.0 - 329
8-10 yrs old 124 0.9 ± 1.7 0.5 0.0 14.8 - 124
Age vs Central apnea per hour (NREM, Other, all desaturations)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 0.8 ± 1.3 0.4 0.0 10.9 2 399
5-7 yrs old 260 0.8 ± 1.1 0.4 0.0 7.5 2 262
8-10 yrs old 137 0.7 ± 1.6 0.3 0.0 10.9 - 137
Gender vs Central apnea per hour (NREM, Other, all desaturations)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.9 ± 1.3 0.5 0.0 14.8 - 453
Female 234 0.8 ± 1.2 0.5 0.0 8.2 - 234
Male 219 1.0 ± 1.5 0.6 0.0 14.8 - 219
Gender vs Central apnea per hour (NREM, Other, all desaturations)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.8 ± 1.2 0.4 0.0 10.9 46 453
Female 209 0.6 ± 1.1 0.3 0.0 10.0 25 234
Male 198 0.9 ± 1.4 0.4 0.0 10.9 21 219
Race vs Central apnea per hour (NREM, Other, all desaturations)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.9 ± 1.3 0.5 0.0 14.8 - 453
White 156 0.9 ± 1.3 0.5 0.0 8.2 - 156
Black 249 0.9 ± 1.4 0.5 0.0 14.8 - 249
Other 48 0.8 ± 0.9 0.6 0.0 4.9 - 48
Race vs Central apnea per hour (NREM, Other, all desaturations)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.8 ± 1.2 0.4 0.0 10.9 46 453
White 147 0.9 ± 1.5 0.5 0.0 10.9 9 156
Black 217 0.7 ± 1.0 0.4 0.0 7.3 32 249
Other 43 0.6 ± 1.0 0.2 0.0 5.6 5 48