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Multi-Ethnic Study of Atherosclerosis

Name Label Folder
bedtmwkday5c
Self-reported start time of the in-bed period on weekdays in 24-hour format
Self-reported start time of the in-bed period on weekdays in 24-hour format

Conventionally this variable would be called time to bed.

Original question: 1. What time do you usually go to bed? a. On weekdays or work or school days?

Sleep Questionnaires/Sleep Habits
bedtmwkend5c
Self-reported start time of the in-bed period on weekends in 24-hour format
Self-reported start time of the in-bed period on weekends in 24-hour format

Conventionally this variable would be called time to bed.

Original question: 1. What time do you usually go to bed? b. On weekends, or days off?

Sleep Questionnaires/Sleep Habits
nap5
Typical number of naps in a usual week from survey questionnaires
Typical number of naps in a usual week from survey questionnaires

Original question: 3. During a usual week, how many times do you nap for 5 minutes or more?

Sleep Questionnaires/Sleep Habits
waketmwkday5c
Self-reported end time of the in-bed period on weekdays in 24-hour format from survey questionnaires
Self-reported end time of the in-bed period on weekdays in 24-hour format from survey questionnaires

Conventionally this variable would be called wake time.

Original question: 2. What time do you usually wake up: a. On weekdays or work or school days?

Sleep Questionnaires/Sleep Habits
waketmwkend5c
Self-reported end time of the in-bed period on weekends in 24-hour format from survey questionnaires
Self-reported end time of the in-bed period on weekends in 24-hour format from survey questionnaires

Conventionally this variable would be called wake time.

Original question: 2. What time do you usually wake up: b. On weekends, or days off?

Sleep Questionnaires/Sleep Habits
wkdaysleepdur5c
Self-reported daily sleep duration on weekdays from survey questionnaires
Self-reported daily sleep duration on weekdays from survey questionnaires Sleep Questionnaires/Sleep Habits
wkdaysleepdur5t
Self-reported daily sleep duration on weekdays from survey questionnaires
Self-reported daily sleep duration on weekdays from survey questionnaires Sleep Questionnaires/Sleep Habits
wkendsleepdur5c
Self-reported daily sleep duration on weekends from survey questionnaires
Self-reported daily sleep duration on weekends from survey questionnaires Sleep Questionnaires/Sleep Habits
wkendsleepdur5t
Self-reported daily sleep duration on weekends from survey questionnaires
Self-reported daily sleep duration on weekends from survey questionnaires Sleep Questionnaires/Sleep Habits