Related Variables
ecg | Has electrocardiogram (ECG) data (Sleep Heart Health Study Visit One (SHHS1)) | Administrative/SHHS1 | |
resting |
Epworth Sleepiness Scale: Chance of dozing while lying down in the afternoon when circumstances permit
Item from the Epworth Sleepiness Scale Johns MW 1991 (PubMed ID: 1798888) |
Sleep Questionnaires/Hypersomnia/Epworth Sleepiness Scale (ESS)/Interim |