Name
supinep
Label
Percentage duration of sleep in supine position from type I polysomnography
Description

Percent of sleep time in supine body position [100*(number of minutes of sleep in supine body position) / (Total Sleep Time (TST))]

Calculation
supinep = 100*(remepbp+nremepbp)/slpprdp
Units
percent (%)
Type
numeric
Visit Number vs Percentage duration of sleep in supine position from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Baseline 410 37.0 ± 24.7 34.5 0.0 100.0 43 453
Follow-up 403 41.5 ± 26.2 38.9 0.0 100.0 50 453
Treatment Arm vs Percentage duration of sleep in supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 410 37.0 ± 24.7 34.5 0.0 100.0 43 453
Early adenotonsillectomy (EAT) 204 34.5 ± 24.0 32.3 0.0 100.0 22 226
Watchful waiting with supportive care (WWSC) 206 39.5 ± 25.3 36.9 0.0 100.0 21 227
Treatment Arm vs Percentage duration of sleep in supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 403 41.5 ± 26.2 38.9 0.0 100.0 50 453
Early adenotonsillectomy (EAT) 198 44.3 ± 26.3 44.0 0.0 100.0 28 226
Watchful waiting with supportive care (WWSC) 205 38.8 ± 25.8 35.4 0.0 100.0 22 227
Child's age vs Percentage duration of sleep in supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 410 37.0 ± 24.7 34.5 0.0 100.0 43 453
5 - 7 years old 296 37.5 ± 24.2 34.7 0.0 100.0 33 329
8 - 10 years old 114 35.6 ± 26.2 32.8 0.0 100.0 10 124
Child's age vs Percentage duration of sleep in supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 393 41.4 ± 26.3 38.9 0.0 100.0 6 399
5 - 7 years old 258 40.1 ± 26.3 38.4 0.0 100.0 4 262
8 - 10 years old 135 44.0 ± 26.1 43.8 0.0 100.0 2 137
Child's gender vs Percentage duration of sleep in supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 410 37.0 ± 24.7 34.5 0.0 100.0 43 453
Female 210 35.3 ± 24.1 32.6 0.0 100.0 24 234
Male 200 38.7 ± 25.3 35.9 0.0 100.0 19 219
Child's gender vs Percentage duration of sleep in supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 403 41.5 ± 26.2 38.9 0.0 100.0 50 453
Female 207 40.9 ± 26.7 38.8 0.0 100.0 27 234
Male 196 42.1 ± 25.7 39.1 0.0 100.0 23 219
Child's race vs Percentage duration of sleep in supine position from type I polysomnography
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 410 37.0 ± 24.7 34.5 0.0 100.0 43 453
White 139 42.4 ± 24.7 38.2 1.2 100.0 17 156
Black 234 33.2 ± 24.9 28.1 0.0 100.0 15 249
Other 37 40.2 ± 19.9 39.8 0.0 82.7 11 48
Child's race vs Percentage duration of sleep in supine position from type I polysomnography
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 403 41.5 ± 26.2 38.9 0.0 100.0 50 453
White 146 49.2 ± 24.6 50.0 0.0 100.0 10 156
Black 214 34.5 ± 25.6 30.2 0.0 100.0 35 249
Other 43 49.9 ± 24.8 48.5 1.0 93.7 5 48