Name

pctle92

Label

Percentage of time <= 92% oxygen saturation (SaO2)

Description

[100*(total number of minutes with oxygen saturation (SaO2) <= 92) / (Total Sleep Time (TST))].

Calculation
pctle92 = pctsa92
Units
percent (%)
Type
numeric
Visit Number vs Percentage of time <= 92% oxygen saturation (SaO2)
N Mean StdDev Median Min Max Unknown Total
Baseline 453 0.6 ± 2.5 0.1 0.0 46.1 11 464
Follow-up 407 0.4 ± 2.8 0.0 0.0 45.7 46 453
Treatment Arm vs Percentage of time <= 92% oxygen saturation (SaO2)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.6 ± 2.5 0.1 0.0 46.1 - 453
Early adenotonsillectomy (EAT) 226 0.5 ± 1.2 0.1 0.0 11.7 - 226
Watchful waiting with supportive care (WWSC) 227 0.8 ± 3.4 0.1 0.0 46.1 - 227
Treatment Arm vs Percentage of time <= 92% oxygen saturation (SaO2)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.4 ± 2.8 0.0 0.0 45.7 46 453
Early adenotonsillectomy (EAT) 199 0.3 ± 2.2 0.0 0.0 30.6 27 226
Watchful waiting with supportive care (WWSC) 208 0.6 ± 3.3 0.0 0.0 45.7 19 227
Age vs Percentage of time <= 92% oxygen saturation (SaO2)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.6 ± 2.5 0.1 0.0 46.1 - 453
5 - 7 years old 329 0.6 ± 1.5 0.1 0.0 16.7 - 329
8 - 10 years old 124 0.8 ± 4.2 0.1 0.0 46.1 - 124
Age vs Percentage of time <= 92% oxygen saturation (SaO2)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 0.4 ± 2.9 0.0 0.0 45.7 2 399
5 - 7 years old 260 0.6 ± 3.5 0.0 0.0 45.7 2 262
8 - 10 years old 137 0.2 ± 0.7 0.0 0.0 4.8 - 137
Gender vs Percentage of time <= 92% oxygen saturation (SaO2)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.6 ± 2.5 0.1 0.0 46.1 - 453
Female 234 0.6 ± 1.6 0.1 0.0 16.7 - 234
Male 219 0.7 ± 3.2 0.1 0.0 46.1 - 219
Gender vs Percentage of time <= 92% oxygen saturation (SaO2)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.4 ± 2.8 0.0 0.0 45.7 46 453
Female 209 0.6 ± 3.9 0.0 0.0 45.7 25 234
Male 198 0.3 ± 0.9 0.0 0.0 8.8 21 219
Race vs Percentage of time <= 92% oxygen saturation (SaO2)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.6 ± 2.5 0.1 0.0 46.1 - 453
White 156 0.8 ± 4.0 0.1 0.0 46.1 - 156
Black 249 0.6 ± 1.2 0.1 0.0 11.7 - 249
Other 48 0.5 ± 0.8 0.1 0.0 3.0 - 48
Race vs Percentage of time <= 92% oxygen saturation (SaO2)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 0.4 ± 2.8 0.0 0.0 45.7 46 453
White 147 0.5 ± 3.8 0.0 0.0 45.7 9 156
Black 217 0.5 ± 2.3 0.0 0.0 30.6 32 249
Other 43 0.1 ± 0.3 0.0 0.0 2.1 5 48