avg_orp_nonrem avg_orp_wake
Name
avg_orp_rem
Label
Average ORP During REM
Description

Average Odds Ratio Product (ORP) in all 30-s epochs during manually scored sleep stages.

ORP is a continuous index of sleep depth and wake propensity. A value of 0 indicates very deep sleep, a value of 2.5 indicates full wakefulness.

Search for all EEG variables within this dataset

Type
numeric
Tags
eeg_shhs
Sleep Heart Health Study (SHHS) Visit Number vs Average ORP During REM
N Mean StdDev Median Min Max Unknown Total
Visit 1 5,618 1.3 ± 0.3 1.3 0.01 2.4 490 6,108
Interim Follow-up Visit - - - - - - - -
Visit 2 - - - - - - - -
CVD Outcomes - - - - - - - -
Gender of the participant vs Average ORP During REM
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 5,615 1.3 ± 0.3 1.3 0.3 2.4 167 5,782
Male 2,677 1.3 ± 0.3 1.3 0.3 2.4 77 2,754
Female 2,938 1.3 ± 0.3 1.3 0.3 2.4 90 3,028
Race of the participant vs Average ORP During REM
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 5,615 1.3 ± 0.3 1.3 0.3 2.4 167 5,782
White 4,767 1.3 ± 0.3 1.3 0.3 2.4 123 4,890
Black 848 1.3 ± 0.3 1.3 0.5 2.3 44 892
Other - - - - - - - -