Name
cntdur
Label
Total central apnea length (NREM)
Description

Total duration of central apnea in NREM sleep

Units
minutes
Type
numeric
Visit Number vs Total central apnea length (NREM)
N Mean StdDev Median Min Max Unknown Total
Baseline 453 1.2 ± 2.0 0.7 0.0 24.4 - 453
Follow-up 407 0.9 ± 1.3 0.5 0.0 8.6 46 453
Treatment Arm vs Total central apnea length (NREM)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 1.2 ± 2.0 0.7 0.0 24.4 - 453
Early adenotonsillectomy 226 1.3 ± 2.6 0.6 0.0 24.4 - 226
Watchful waiting 227 1.2 ± 1.4 0.8 0.0 11.2 - 227
Treatment Arm vs Total central apnea length (NREM)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.9 ± 1.3 0.5 0.0 8.6 46 453
Early adenotonsillectomy 199 0.9 ± 1.1 0.4 0.0 5.9 27 226
Watchful waiting 208 1.0 ± 1.4 0.5 0.0 8.6 19 227
Age vs Total central apnea length (NREM)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 1.2 ± 2.0 0.7 0.0 24.4 - 453
5-7 yrs old 329 1.1 ± 1.3 0.7 0.0 11.2 - 329
8-10 yrs old 124 1.4 ± 3.2 0.7 0.0 24.4 - 124
Age vs Total central apnea length (NREM)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 0.9 ± 1.2 0.5 0.0 8.6 2 399
5-7 yrs old 260 1.0 ± 1.2 0.5 0.0 6.7 2 262
8-10 yrs old 137 0.8 ± 1.2 0.4 0.0 8.6 - 137
Gender vs Total central apnea length (NREM)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 1.2 ± 2.0 0.7 0.0 24.4 - 453
Female 234 1.1 ± 2.0 0.6 0.0 24.0 - 234
Male 219 1.4 ± 2.1 0.8 0.0 24.4 - 219
Gender vs Total central apnea length (NREM)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.9 ± 1.3 0.5 0.0 8.6 46 453
Female 209 0.8 ± 1.0 0.4 0.0 6.7 25 234
Male 198 1.1 ± 1.4 0.6 0.0 8.6 21 219
Race vs Total central apnea length (NREM)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 1.2 ± 2.0 0.7 0.0 24.4 - 453
White 156 1.4 ± 2.4 0.8 0.0 24.0 - 156
Black 249 1.2 ± 1.9 0.7 0.0 24.4 - 249
Other 48 0.9 ± 1.1 0.6 0.0 4.6 - 48
Race vs Total central apnea length (NREM)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.9 ± 1.3 0.5 0.0 8.6 46 453
White 147 1.0 ± 1.4 0.5 0.0 7.0 9 156
Black 217 0.9 ± 1.1 0.5 0.0 8.6 32 249
Other 43 0.9 ± 1.3 0.4 0.0 5.4 5 48