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soclhx_0200 under Sleep Questionnaires/Sleep Habits in STAGES variables
What is the usual length of your naps? - hours
soclhx_0210 under Sleep Questionnaires/Sleep Habits in STAGES variables
What is the usual length of your naps? - minutes
longnaps under Sleep Questionnaires/Sleep Habits in CFS variables
soclhx_0300 under Sleep Questionnaires/Sleep Habits in STAGES variables
After a nap, do you feel refreshed (not sleepy anymore)?
soclhx_0110 under Sleep Questionnaires/Sleep Habits in STAGES variables
How often do you nap? Per day/week/month
soclhx_0100 under Sleep Questionnaires/Sleep Habits in STAGES variables
How often do you nap? Number of times
bthbts_0300 under Sleep Questionnaires/Sleep Habits in STAGES variables
How long before bedtime do you last use a computer or television?
alcoholbed under Sleep Questionnaires/Sleep Habits in HEARTBEAT variables
When you drink alcohol, do you usually drink during the two hours before bedtime?
nap5min under Sleep Questionnaires/Sleep Habits in HEARTBEAT variables
During a usual week, how many times do you nap for 5 minutes or more? (Write in "0" if you do not take naps.)
rand_treatmentarm under Administrative in BESTAIR variables
CMT consisted of education on sleep hygiene, healthy lifestyle, and nasal dilator strips for use during sleep. ME consisted of a behavioral intervention to improve CPAP adherence, as described in Bakker et al.2017 (PMCID: PMC4980541).
Hispanic Community Health Study / Study of Latinos
Dataset introduction The HCHS/SOL datasets posted on the NSRR have ...
caffeine under Lifestyle and Behavioral Health in HEARTBEAT variables
In the last month, how often did you drink beverages containing caffeine (cola, coffee, tea, etc.)?
soclhx_0900 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)
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
soclhx_1000 under Lifestyle and Behavioral Health in STAGES variables
What time of day do you consume your last caffeinated drink?
caffeine under Lifestyle and Behavioral Health in WSC variables
cans_cola under Lifestyle and Behavioral Health in WSC variables
How many cans of cola or other soft drinks, with caffeine, do you usually drink in a typical day? Modified in 2012: Energy drinks was added.
cups_coffee under Lifestyle and Behavioral Health in WSC variables
How many cups of coffee or tea, with caffeine, do you usually drink in a typical day?