Name
posqual
Label
Quality of the position signal
Description
Sleep Heart Health Study Visit 2 (SHHS2)-These vary from 1 (poorest) to 5 (best) and reflect the proportion of sleep time the signals were useable.
Domain
sigqual
- 1: Less than 2 hours of artifact-free signal
- 2: At least 2 hours but less than 4 hours of artifact-free signal
- 3: At least 4 hours but less than 6 hours of artifact-free signal
- 4: At least 6 hours of artifact-free signal
Type
choices