Name
pctsa90p_d
Label
Portion of sleep time spent with oxygen saturation less than 90% (split-night, diagnostic)
Description

Conventionally, total sleep duration would be called total sleep time (TST).

Units
percent
Type
numeric
Visit number vs Portion of sleep time spent with oxygen saturation less than 90% (split-night, diagnostic)
N Mean StdDev Median Min Max Unknown Total
Baseline Visit 56 31.9 ± 26.5 28.0 0.9 93.7 317 373
Month 1 Follow-up Visit - - - - - - - -
Month 3 Follow-up Visit - - - - - - - -
Treatment arm vs Portion of sleep time spent with oxygen saturation less than 90% (split-night, diagnostic)
Baseline Visit
N Mean StdDev Median Min Max Unknown Total
Total 56 31.9 ± 26.5 28.0 0.9 93.7 317 373
Lab 55 32.4 ± 26.5 30.7 0.9 93.7 131 186
Home 1 3.7 - 3.7 3.7 3.7 186 187
Age at baseline visit vs Portion of sleep time spent with oxygen saturation less than 90% (split-night, diagnostic)
Baseline Visit
N Mean StdDev Median Min Max Unknown Total
Total 56 31.9 ± 26.5 28.0 0.9 93.7 317 373
20.0 to 37.0 years 12 40.3 ± 24.6 45.4 4.4 71.2 82 94
37.0 to 46.0 years 15 31.2 ± 26.3 30.7 2.6 93.7 78 93
46.0 to 55.0 years 13 26.5 ± 29.9 10.9 0.9 84.3 80 93
55.0 to 80.0 years 16 30.7 ± 26.2 21.8 3.7 79.2 77 93
Gender vs Portion of sleep time spent with oxygen saturation less than 90% (split-night, diagnostic)
Baseline Visit
N Mean StdDev Median Min Max Unknown Total
Total 56 31.9 ± 26.5 28.0 0.9 93.7 317 373
Female 14 30.2 ± 25.1 28.3 3.7 84.3 134 148
Male 42 32.5 ± 27.2 28.0 0.9 93.7 183 225
Race vs Portion of sleep time spent with oxygen saturation less than 90% (split-night, diagnostic)
Baseline Visit
N Mean StdDev Median Min Max Unknown Total
Total 55 32.4 ± 26.5 30.7 0.9 93.7 309 364
white 46 33.8 ± 27.4 28.7 2.0 93.7 213 259
american indian or alaska native - - - - - - - -
black or african american 7 27.2 ± 23.2 36.7 0.9 52.4 81 88
asian - - - - - - 4 4
native hawaiian or other pacific islander 1 30.7 - 30.7 30.7 30.7 - 1
other - - - - - - 4 4
multiple 1 6.9 - 6.9 6.9 6.9 7 8