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Name
cardnop2
Label
Central apnea per hour (NREM, Other, 2% desaturation)
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, 2% desaturation)
N Mean StdDev Median Min Max Unknown Total
Baseline 453 0.7 ± 1.2 0.4 0.0 13.6 - 453
Follow-up 407 0.6 ± 1.1 0.3 0.0 10.0 46 453
Treatment Arm vs Central apnea per hour (NREM, Other, 2% desaturation)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.7 ± 1.2 0.4 0.0 13.6 - 453
Early adenotonsillectomy 226 0.7 ± 1.3 0.3 0.0 13.6 - 226
Watchful waiting 227 0.7 ± 1.1 0.4 0.0 7.8 - 227
Treatment Arm vs Central apnea per hour (NREM, Other, 2% desaturation)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.6 ± 1.1 0.3 0.0 10.0 46 453
Early adenotonsillectomy 199 0.7 ± 1.2 0.3 0.0 10.0 27 226
Watchful waiting 208 0.6 ± 1.0 0.3 0.0 6.9 19 227
Age vs Central apnea per hour (NREM, Other, 2% desaturation)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.7 ± 1.2 0.4 0.0 13.6 - 453
5-7 yrs old 329 0.7 ± 1.0 0.4 0.0 7.8 - 329
8-10 yrs old 124 0.8 ± 1.6 0.3 0.0 13.6 - 124
Age vs Central apnea per hour (NREM, Other, 2% desaturation)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 0.6 ± 1.1 0.3 0.0 10.0 2 399
5-7 yrs old 260 0.6 ± 1.0 0.3 0.0 6.3 2 262
8-10 yrs old 137 0.6 ± 1.3 0.3 0.0 10.0 - 137
Gender vs Central apnea per hour (NREM, Other, 2% desaturation)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.7 ± 1.2 0.4 0.0 13.6 - 453
Female 234 0.7 ± 1.1 0.3 0.0 7.8 - 234
Male 219 0.8 ± 1.3 0.4 0.0 13.6 - 219
Gender vs Central apnea per hour (NREM, Other, 2% desaturation)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.6 ± 1.1 0.3 0.0 10.0 46 453
Female 209 0.5 ± 1.0 0.2 0.0 10.0 25 234
Male 198 0.7 ± 1.2 0.3 0.0 6.9 21 219
Race vs Central apnea per hour (NREM, Other, 2% desaturation)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.7 ± 1.2 0.4 0.0 13.6 - 453
Black 249 0.7 ± 1.3 0.3 0.0 13.6 - 249
White 156 0.8 ± 1.2 0.5 0.0 7.8 - 156
Other 48 0.6 ± 0.8 0.4 0.0 4.0 - 48
Race vs Central apnea per hour (NREM, Other, 2% desaturation)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.6 ± 1.1 0.3 0.0 10.0 46 453
Black 217 0.6 ± 1.0 0.3 0.0 6.9 32 249
White 147 0.7 ± 1.2 0.4 0.0 10.0 9 156
Other 43 0.5 ± 1.0 0.0 0.0 5.3 5 48