Name
minlvlnd
Label
Minimum level of oxygen saturation (nadir) in total sleep duration
Description

"Nadir" refers to the lowest oxygen saturation reading

Units
percentage
Type
integer
Labels
A4b. Visit of Sleep Study vs Minimum level of oxygen saturation (nadir) in total sleep duration
N Mean StdDev Median Min Max Unknown Total
Visit 1 2,768 93.8 ± 2.0 94.0 77.0 99.0 244 3,012
Visit 3 2,248 92.5 ± 2.5 93.0 55.0 98.0 84 2,332
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Minimum level of oxygen saturation (nadir) in total sleep duration
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 2,768 93.8 ± 2.0 94.0 77.0 99.0 244 3,012
Non-Hispanic White 1,740 93.5 ± 1.9 94.0 78.0 98.0 102 1,842
Non-Hispanic Black 313 94.2 ± 2.5 95.0 77.0 99.0 46 359
Hispanic 480 94.2 ± 2.0 95.0 81.0 98.0 77 557
Asian 102 94.1 ± 2.1 94.0 82.0 98.0 10 112
Other 133 94.0 ± 1.9 94.0 88.0 98.0 9 142
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Minimum level of oxygen saturation (nadir) in total sleep duration
Visit 3
N Mean StdDev Median Min Max Unknown Total
Total 2,248 92.5 ± 2.5 93.0 55.0 98.0 84 2,332
Non-Hispanic White 1,454 92.3 ± 2.3 93.0 76.0 98.0 40 1,494
Non-Hispanic Black 237 92.7 ± 2.7 93.0 80.0 98.0 10 247
Hispanic 373 93.0 ± 3.0 93.0 55.0 98.0 24 397
Asian 79 92.6 ± 2.5 93.0 85.0 97.0 5 84
Other 105 92.6 ± 2.3 93.0 87.0 98.0 5 110