We use cookies and other tools to enhance your experience on our website and to analyze our web traffic.
For more information about these cookies and the data collected, please refer to our
Privacy Policy.
stonsetp
under
Sleep Monitoring/Polysomnography/Sleep Architecture
in
SHHS variables
Conventionally this variable would be called the start of total sleep time (TST) (i.e. total time spent in stage 1 or greater). In Visit 1 this variable represents the number of epochs from recording start.