avg_orp_n2 avg_orp_nonrem
Name
avg_orp_n3
Label
Average ORP During N3
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 N3
N Mean StdDev Median Min Max Unknown Total
Visit 1 5,492 0.5 ± 0.2 0.5 0.0 1.7 616 6,108
Interim Follow-up Visit - - - - - - - -
Visit 2 - - - - - - - -
CVD Outcomes - - - - - - - -
Gender of the participant vs Average ORP During N3
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 5,489 0.5 ± 0.2 0.5 0.07 1.7 293 5,782
Male 2,561 0.5 ± 0.2 0.5 0.07 1.6 193 2,754
Female 2,928 0.5 ± 0.2 0.5 0.2 1.7 100 3,028
Race of the participant vs Average ORP During N3
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 5,489 0.5 ± 0.2 0.5 0.07 1.7 293 5,782
White 4,670 0.5 ± 0.2 0.5 0.07 1.7 220 4,890
Black 819 0.5 ± 0.2 0.5 0.2 1.5 73 892
Other - - - - - - - -