timebedp tmstg1p
Name
tmremp
Label
Percentage of sleep time in REM sleep
Description

[(Number of minutes scored as REM) / (total sleep time)] * 100 (use calculated variable - sleep wake studies screened out)

Units
percent
Type
numeric
Visit Number vs Percentage of sleep time in REM sleep
N Mean StdDev Median Min Max Unknown Total
Baseline 453 18.4 ± 4.3 18.5 2.7 30.6 11 464
Follow-up 407 18.2 ± 4.1 18.3 1.0 29.6 46 453
Treatment Arm vs Percentage of sleep time in REM sleep
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 18.4 ± 4.3 18.5 2.7 30.6 - 453
Early adenotonsillectomy 226 18.6 ± 4.2 18.7 4.7 30.6 - 226
Watchful waiting 227 18.2 ± 4.3 18.4 2.7 29.4 - 227
Treatment Arm vs Percentage of sleep time in REM sleep
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 18.2 ± 4.1 18.3 1.0 29.6 46 453
Early adenotonsillectomy 199 18.6 ± 4.0 18.6 8.0 29.6 27 226
Watchful waiting 208 17.9 ± 4.2 18.1 1.0 28.5 19 227
Age vs Percentage of sleep time in REM sleep
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 18.4 ± 4.3 18.5 2.7 30.6 - 453
5-7 yrs old 329 18.6 ± 4.4 18.7 2.7 30.6 - 329
8-10 yrs old 124 17.7 ± 3.9 18.0 7.4 28.4 - 124
Age vs Percentage of sleep time in REM sleep
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 18.2 ± 4.1 18.3 1.0 29.6 2 399
5-7 yrs old 260 18.7 ± 4.2 18.9 6.2 29.6 2 262
8-10 yrs old 137 17.3 ± 3.8 17.6 1.0 24.7 - 137
Gender vs Percentage of sleep time in REM sleep
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 18.4 ± 4.3 18.5 2.7 30.6 - 453
Female 234 17.8 ± 4.2 17.9 4.7 29.4 - 234
Male 219 19.0 ± 4.2 19.0 2.7 30.6 - 219
Gender vs Percentage of sleep time in REM sleep
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 18.2 ± 4.1 18.3 1.0 29.6 46 453
Female 209 17.7 ± 3.8 17.9 6.2 26.5 25 234
Male 198 18.7 ± 4.3 18.9 1.0 29.6 21 219
Race vs Percentage of sleep time in REM sleep
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 18.4 ± 4.3 18.5 2.7 30.6 - 453
White 156 18.5 ± 4.5 18.7 4.7 30.6 - 156
Black 249 18.3 ± 4.3 18.3 2.7 29.4 - 249
Other 48 18.6 ± 3.2 18.7 10.9 26.6 - 48
Race vs Percentage of sleep time in REM sleep
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 18.2 ± 4.1 18.3 1.0 29.6 46 453
White 147 17.5 ± 4.0 17.4 6.9 25.9 9 156
Black 217 18.7 ± 4.1 18.9 1.0 29.6 32 249
Other 43 18.0 ± 4.0 18.5 8.8 27.1 5 48