ndes5ph sao2rem
Name
sao2nrem
Label
Average oxygen saturation (SaO2) in non-rapid eye movement sleep (NREM)
Description

The mean of all oxygen saturation (SaO2) values in epochs scored as stages other than rapid eye movement sleep (REM) (i.e., 1,2,3/4).

Calculation
sao2nrem = avsao2nh
Units
percent
Type
numeric
Tags
non-rem oximetry
Sleep Heart Health Study (SHHS) Visit Number vs Average oxygen saturation (SaO2) in non-rapid eye movement sleep (NREM)
N Mean StdDev Median Min Max Unknown Total
Visit 1 5,635 94.6 ± 1.9 94.8 78.3 100.0 169 5,804
Interim Follow-up Visit - - - - - - - -
Visit 2 2,651 94.2 ± 1.9 94.0 76.0 100.0 1,429 4,080
CVD Outcomes - - - - - - - -
Age at Sleep Heart Health Study Visit One (SHHS1) vs Average oxygen saturation (SaO2) in non-rapid eye movement sleep (NREM)
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 5,635 94.6 ± 1.9 94.8 78.3 100.0 169 5,804
35-44 years 335 95.6 ± 2.0 95.8 82.7 99.8 7 342
45-54 years 999 95.1 ± 1.9 95.3 79.2 99.8 18 1,017
55-64 years 1,733 94.7 ± 1.8 94.9 78.3 99.7 36 1,769
65-74 years 1,570 94.2 ± 1.9 94.3 83.1 100.0 47 1,617
75-84 years 905 94.2 ± 1.9 94.5 85.1 98.5 50 955
85 years or older 93 94.0 ± 2.1 94.3 86.6 97.8 11 104
Gender vs Average oxygen saturation (SaO2) in non-rapid eye movement sleep (NREM)
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 5,635 94.6 ± 1.9 94.8 78.3 100.0 169 5,804
Male 2,687 94.2 ± 2.0 94.4 78.3 100.0 78 2,765
Female 2,948 95.0 ± 1.8 95.2 84.7 99.7 91 3,039
Gender vs Average oxygen saturation (SaO2) in non-rapid eye movement sleep (NREM)
Visit 2
N Mean StdDev Median Min Max Unknown Total
Total 2,651 94.2 ± 1.9 94.0 76.0 100.0 1,429 4,080
Male 1,226 93.8 ± 1.8 94.0 83.0 100.0 635 1,861
Female 1,425 94.5 ± 2.0 95.0 76.0 99.0 794 2,219
Race vs Average oxygen saturation (SaO2) in non-rapid eye movement sleep (NREM)
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 5,635 94.6 ± 1.9 94.8 78.3 100.0 169 5,804
White 4,778 94.5 ± 1.9 94.6 78.3 100.0 129 4,907
Black 477 95.3 ± 2.1 95.5 81.2 99.3 38 515
Other 380 95.4 ± 1.8 95.7 88.8 98.6 2 382
Race vs Average oxygen saturation (SaO2) in non-rapid eye movement sleep (NREM)
Visit 2
N Mean StdDev Median Min Max Unknown Total
Total 2,651 94.2 ± 1.9 94.0 76.0 100.0 1,429 4,080
White 2,311 94.0 ± 1.9 94.0 76.0 100.0 1,276 3,587
Black 181 94.9 ± 1.8 95.0 89.0 99.0 75 256
Other 159 95.2 ± 1.9 95.0 86.0 99.0 78 237