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.
ms210b
under
Sleep Monitoring/Polysomnography/Evening and Morning Survey/SHHS2
in
SHHS variables
How many of the following drinks with caffeine did you have during the 4 hours before you went to sleep last night? (Please write "0" if you did not drink any of that beverage.) b. ____ cups of tea (with caffeine)