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.
ms210c
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.) c. ____ glasses or cans of cola or other soda (with caffeine)
soclhx_0901
under
Lifestyle and Behavioral Health
in
STAGES variables
How many servings of caffeine do you typically have in one day? (one serving equals 8oz. of coffee, 8oz. of tea, 12oz of soda, 12oz energy drink) I rarely or never drink caffeine