pctsa95 sao2nrem
Name
pctsa95h
Label
Percentage of sleep time oxygen saturation is < 95%
Description

[(total time oxygen saturation is < 95%) / (total sleep time)] * 100

Units
percent
Type
numeric
Tags
hypoxemia hypoxia
Visit Number vs Percentage of sleep time oxygen saturation is < 95%
N Mean StdDev Median Min Max Unknown Total
Baseline 453 3.8 ± 10.8 0.8 0.0 98.0 11 464
Follow-up 407 2.1 ± 8.4 0.0 0.0 96.0 46 453
Treatment Arm vs Percentage of sleep time oxygen saturation is < 95%
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 3.8 ± 10.8 0.8 0.0 98.0 - 453
Early adenotonsillectomy 226 4.1 ± 11.1 0.9 0.0 80.0 - 226
Watchful waiting 227 3.5 ± 10.5 0.8 0.0 98.0 - 227
Treatment Arm vs Percentage of sleep time oxygen saturation is < 95%
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 2.1 ± 8.4 0.0 0.0 96.0 46 453
Early adenotonsillectomy 199 2.1 ± 9.7 0.0 0.0 96.0 27 226
Watchful waiting 208 2.1 ± 6.9 0.1 0.0 68.0 19 227
Age vs Percentage of sleep time oxygen saturation is < 95%
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 3.8 ± 10.8 0.8 0.0 98.0 - 453
5-7 yrs old 329 3.7 ± 10.4 0.5 0.0 98.0 - 329
8-10 yrs old 124 4.1 ± 11.7 1.0 0.0 89.0 - 124
Age vs Percentage of sleep time oxygen saturation is < 95%
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 2.1 ± 8.5 0.0 0.0 96.0 2 399
5-7 yrs old 260 2.3 ± 9.4 0.0 0.0 96.0 2 262
8-10 yrs old 137 1.7 ± 6.3 0.0 0.0 66.0 - 137
Gender vs Percentage of sleep time oxygen saturation is < 95%
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 3.8 ± 10.8 0.8 0.0 98.0 - 453
Female 234 4.7 ± 12.7 1.0 0.0 98.0 - 234
Male 219 2.9 ± 8.1 0.5 0.0 89.0 - 219
Gender vs Percentage of sleep time oxygen saturation is < 95%
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 2.1 ± 8.4 0.0 0.0 96.0 46 453
Female 209 2.9 ± 10.9 0.0 0.0 96.0 25 234
Male 198 1.3 ± 4.5 0.0 0.0 50.0 21 219
Race vs Percentage of sleep time oxygen saturation is < 95%
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 3.8 ± 10.8 0.8 0.0 98.0 - 453
White 156 5.8 ± 15.3 1.0 0.0 98.0 - 156
Black 249 2.7 ± 7.4 0.8 0.0 72.0 - 249
Other 48 2.8 ± 5.7 0.3 0.0 33.0 - 48
Race vs Percentage of sleep time oxygen saturation is < 95%
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 2.1 ± 8.4 0.0 0.0 96.0 46 453
White 147 2.5 ± 9.9 0.0 0.0 68.0 9 156
Black 217 1.7 ± 7.3 0.0 0.0 96.0 32 249
Other 43 2.8 ± 8.1 0.0 0.0 46.0 5 48