pctsa85h pctsa90h
Name
pctsa90
Label
Percentage of sleep time oxygen saturation is <= 90%
Description

[(total time oxygen saturation is <= 90%) / (total sleep time)] * 100

Units
percent
Type
numeric
Tags
hypoxemia hypoxia
Visit Number vs Percentage of sleep time oxygen saturation is <= 90%
N Mean StdDev Median Min Max Unknown Total
Baseline 453 0.2 ± 0.6 0.0 0.0 9.7 - 453
Follow-up 407 0.2 ± 1.7 0.0 0.0 32.1 46 453
Age vs Percentage of sleep time oxygen saturation is <= 90%
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.2 ± 0.6 0.0 0.0 9.7 - 453
5-7 yrs old 329 0.2 ± 0.4 0.0 0.0 2.1 - 329
8-10 yrs old 124 0.2 ± 0.9 0.0 0.0 9.7 - 124
Age vs Percentage of sleep time oxygen saturation is <= 90%
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 0.2 ± 1.7 0.0 0.0 32.1 2 399
5-7 yrs old 260 0.2 ± 2.1 0.0 0.0 32.1 2 262
8-10 yrs old 137 0.1 ± 0.5 0.0 0.0 3.6 - 137
Gender vs Percentage of sleep time oxygen saturation is <= 90%
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.2 ± 0.6 0.0 0.0 9.7 - 453
Female 234 0.2 ± 0.4 0.0 0.0 2.3 - 234
Male 219 0.2 ± 0.8 0.0 0.0 9.7 - 219
Gender vs Percentage of sleep time oxygen saturation is <= 90%
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.2 ± 1.7 0.0 0.0 32.1 46 453
Female 209 0.3 ± 2.3 0.0 0.0 32.1 25 234
Male 198 0.1 ± 0.5 0.0 0.0 4.9 21 219
Race vs Percentage of sleep time oxygen saturation is <= 90%
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.2 ± 0.6 0.0 0.0 9.7 - 453
Black 249 0.2 ± 0.4 0.0 0.0 2.3 - 249
White 156 0.2 ± 0.8 0.0 0.0 9.7 - 156
Other 48 0.2 ± 0.5 0.0 0.0 1.9 - 48
Race vs Percentage of sleep time oxygen saturation is <= 90%
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.2 ± 1.7 0.0 0.0 32.1 46 453
Black 217 0.2 ± 0.7 0.0 0.0 5.4 32 249
White 147 0.3 ± 2.7 0.0 0.0 32.1 9 156
Other 43 0.009 ± 0.03 0.0 0.0 0.1 5 48