Name | Label | Folder | |
---|---|---|---|
remlaiip
REM Sleep Latency: the interval between the first sleep epoch and REM sleep excluding wake from type I polysomnography
|
REM Sleep Latency: the interval between the first sleep epoch and REM sleep excluding wake from type I polysomnography | Sleep Monitoring/Polysomnography/Sleep Architecture | |
remlaip
REM Sleep Latency: the interval between the first sleep epoch and REM sleep including wake from type I polysomnography
|
REM Sleep Latency: the interval between the first sleep epoch and REM sleep including wake from type I polysomnography | Sleep Monitoring/Polysomnography/Sleep Architecture | |
slplatp
Sleep Latency: the interval between lights-out/in-bed time and sleep onset time from type I polysomnography
|
Sleep Latency: the interval between lights-out/in-bed time and sleep onset time from type I polysomnography | Sleep Monitoring/Polysomnography/Sleep Architecture | |
slp_maint_eff
Sleep Maintenance Efficiency: the proportion of sleep duration in sleep period from type I polysomnography
|
Sleep Maintenance Efficiency: the proportion of sleep duration in sleep period from type I polysomnography
Sleep duration (i.e., total sleep time, TST) is the interval between sleep onset and sleep offset time while asleep. Sleep period is the interval between sleep onset and sleep offset time. |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
stlonp
Clock time when the participant is out of bed or lights are on from type I polysomnography
|
Clock time when the participant is out of bed or lights are on from type I polysomnography
Conventionally, this variable would be called the end of time in bed (TIB). |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
stlonp_dec
Clock time (hours of the day) when the participant is out of bed or lights are on from type I polysomnography
|
Clock time (hours of the day) when the participant is out of bed or lights are on from type I polysomnography
Conventionally, this variable would be called the end of time in bed (TIB). 24 hours were added to the original values that occurred after midnight |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
stloutp
Clock time when the participant is in bed or lights are out from type I polysomnography
|
Clock time when the participant is in bed or lights are out from type I polysomnography
Conventionally, this variable would be called the start of time in bed (TIB). |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
stloutp_dec
Clock time (hours of the day) when the participant is in bed or lights are out from type I polysomnography
|
Clock time (hours of the day) when the participant is in bed or lights are out from type I polysomnography
Conventionally, this variable would be called the start of time in bed (TIB). |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
stonsetp
Sleep onset time from type I polysomnography
|
Sleep onset time from type I polysomnography | Sleep Monitoring/Polysomnography/Sleep Architecture | |
stonsetp_dec
Sleep onset time (hours of the day) from type I polysomnography
|
Sleep onset time (hours of the day) from type I polysomnography
24 hours were added to the original values that occurred after midnight |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
timerem
Total Sleep Duration (REM): the interval between sleep onset time and lights on/out-bed time while the participant is in REM sleep from type I polysomnography
|
Total Sleep Duration (REM): the interval between sleep onset time and lights on/out-bed time while the participant is in REM sleep from type I polysomnography
Total time scored as rapid eye movement sleep (REM) rounded to nearest minute |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
timeremp
Percentage of REM sleep among total sleep duration from type I polysomnography
|
Percentage of REM sleep among total sleep duration from type I polysomnography
Conventionally, total sleep duration would be called total sleep time (TST). |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
times34p
Percentage duration of sleep in stage 3/4 sleep from type I polysomnography
|
Percentage duration of sleep in stage 3/4 sleep from type I polysomnography
Conventionally, total sleep duration would be called total sleep time (TST). |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
timest1
Total duration of sleep in stage 1 sleep from type I polysomnography
|
Total duration of sleep in stage 1 sleep from type I polysomnography
Total time scored as stage 1 sleep rounded to nearest minute |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
timest1p
Percentage of stage 1 sleep among total sleep duration from type I polysomnography
|
Percentage of stage 1 sleep among total sleep duration from type I polysomnography
Conventionally, total sleep duration would be called total sleep time (TST). |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
timest2
Total duration of sleep in stage 2 sleep from type I polysomnography
|
Total duration of sleep in stage 2 sleep from type I polysomnography
Total time scored as stage 2 sleep rounded to nearest minute |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
timest2p
Percentage of stage 2 sleep among total sleep duration from type I polysomnography
|
Percentage of stage 2 sleep among total sleep duration from type I polysomnography
Conventionally, total sleep duration would be called total sleep time (TST). |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
timest34
Total duration of sleep in stage 3/4 sleep from type I polysomnography
|
Total duration of sleep in stage 3/4 sleep from type I polysomnography
Total time scored as stage 3/4 sleep rounded to nearest minute |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
yalert
How often alert most of the day
|
How often alert most of the day | Sleep Questionnaires/Hypersomnia | |
ydrclass
How often fall asleep during class
|
How often fall asleep during class | Sleep Questionnaires/Hypersomnia | |
ydrhw
How often get sleepy while doing homework
|
How often get sleepy while doing homework | Sleep Questionnaires/Hypersomnia | |
yeat
How often fall asleep while eating (last month)
|
How often fall asleep while eating (last month) | Sleep Questionnaires/Hypersomnia | |
yexsl
Excessive (too much) sleepiness during the day (last month)
|
Excessive (too much) sleepiness during the day (last month) | Sleep Questionnaires/Hypersomnia | |
yfrnd
How often fall asleep while with friends (last month)
|
How often fall asleep while with friends (last month) | Sleep Questionnaires/Hypersomnia | |
yhelpgetup
How often need someone to wake you
|
How often need someone to wake you | Sleep Questionnaires/Hypersomnia | |
ymoreslp
How often think that you need more sleep
|
How often think that you need more sleep | Sleep Questionnaires/Hypersomnia | |
yread
How often fall asleep while reading or studying (last month)
|
How often fall asleep while reading or studying (last month) | Sleep Questionnaires/Hypersomnia | |
yslpco
Sleepiness that interferes with concentration (last month)
|
Sleepiness that interferes with concentration (last month) | Sleep Questionnaires/Hypersomnia | |
ytalkface
How often fall asleep while talking face to face (last month)
|
How often fall asleep while talking face to face (last month) | Sleep Questionnaires/Hypersomnia | |
ytalkphon
How often fall asleep while talking on the telephone (last month)
|
How often fall asleep while talking on the telephone (last month) | Sleep Questionnaires/Hypersomnia | |
ytrgetup
How often have trouble getting out of bed
|
How often have trouble getting out of bed | Sleep Questionnaires/Hypersomnia | |
ytv
How often fall asleep while watching television (last month)
|
How often fall asleep while watching television (last month) | Sleep Questionnaires/Hypersomnia | |
ywork
How often fall asleep while at work or school (last month)
|
How often fall asleep while at work or school (last month) | Sleep Questionnaires/Hypersomnia | |
yyexsl
Excessive (too much) sleepiness during the day (last year)
|
Excessive (too much) sleepiness during the day (last year) | Sleep Questionnaires/Hypersomnia | |
driving
Epworth Sleepiness Scale: Chance of dozing while in a car, while stopped for a few minutes in traffic (ESS9)
|
Epworth Sleepiness Scale: Chance of dozing while in a car, while stopped for a few minutes in traffic (ESS9)
Item from the Epworth Sleepiness Scale Johns MW 1991 (PubMed ID: 1798888) |
Sleep Questionnaires/Hypersomnia/Epworth Sleepiness Scale (ESS) | |
essscore_adult
Total score for adult Epworth Sleepiness Scale (ESS)
|
Total score for adult Epworth Sleepiness Scale (ESS)
The sum of items 1-7 and 9. Johns MW 1991 (PubMed ID: 1798888). Scale 0-3 for individual items; 0 to 24 for overall score. |
Sleep Questionnaires/Hypersomnia/Epworth Sleepiness Scale (ESS) | |
homework
Chance of dozing while doing homework or taking a test (ESS8)
|
Chance of dozing while doing homework or taking a test (ESS8) | Sleep Questionnaires/Hypersomnia/Epworth Sleepiness Scale (ESS) | |
inact
Epworth Sleepiness Scale: Chance of dozing while sitting, inactive in a public place (ESS3)
|
Epworth Sleepiness Scale: Chance of dozing while sitting, inactive in a public place (ESS3)
Item from the Epworth Sleepiness Scale Johns MW 1991 (PubMed ID: 1798888) |
Sleep Questionnaires/Hypersomnia/Epworth Sleepiness Scale (ESS) | |
lying
Epworth Sleepiness Scale: Chance of dozing while lying down in the afternoon when circumstances permit (ESS5)
|
Epworth Sleepiness Scale: Chance of dozing while lying down in the afternoon when circumstances permit (ESS5)
Item from the Epworth Sleepiness Scale Johns MW 1991 (PubMed ID: 1798888) |
Sleep Questionnaires/Hypersomnia/Epworth Sleepiness Scale (ESS) | |
nmiss_adult
Number of missing items on adult Epworth Sleepiness Scale (ESS) (items 1-7, 9)
|
Number of missing items on adult Epworth Sleepiness Scale (ESS) (items 1-7, 9) | Sleep Questionnaires/Hypersomnia/Epworth Sleepiness Scale (ESS) | |
passeng
Epworth Sleepiness Scale: Chance of dozing as a passenger in a car for an hour without a break (ESS4)
|
Epworth Sleepiness Scale: Chance of dozing as a passenger in a car for an hour without a break (ESS4)
Item from the Epworth Sleepiness Scale Johns MW 1991 (PubMed ID: 1798888) |
Sleep Questionnaires/Hypersomnia/Epworth Sleepiness Scale (ESS) | |
sitquiet
Epworth Sleepiness Scale: Chance of dozing while sitting quietly after lunch (ESS7)
|
Epworth Sleepiness Scale: Chance of dozing while sitting quietly after lunch (ESS7)
Item from the Epworth Sleepiness Scale Johns MW 1991 (PubMed ID: 1798888) |
Sleep Questionnaires/Hypersomnia/Epworth Sleepiness Scale (ESS) | |
sitread
Epworth Sleepiness Scale: Chance of dozing while sitting and reading (ESS1)
|
Epworth Sleepiness Scale: Chance of dozing while sitting and reading (ESS1)
Item from the Epworth Sleepiness Scale Johns MW 1991 (PubMed ID: 1798888) |
Sleep Questionnaires/Hypersomnia/Epworth Sleepiness Scale (ESS) | |
sittalk
Epworth Sleepiness Scale: Chance of dozing while sitting and talking to someone (ESS6)
|
Epworth Sleepiness Scale: Chance of dozing while sitting and talking to someone (ESS6)
Item from the Epworth Sleepiness Scale Johns MW 1991 (PubMed ID: 1798888) |
Sleep Questionnaires/Hypersomnia/Epworth Sleepiness Scale (ESS) | |
sleepy
Modified Epworth Sleepiness Scale (ESS) Score >= 11
|
Modified Epworth Sleepiness Scale (ESS) Score >= 11
Item from the Epworth Sleepiness Scale Johns MW 1991 (PubMed ID: 1798888) |
Sleep Questionnaires/Hypersomnia/Epworth Sleepiness Scale (ESS) | |
sleepy_adult
Adult Epworth Sleepiness Scale (ESS) Score >= 11
|
Adult Epworth Sleepiness Scale (ESS) Score >= 11
Item from the Epworth Sleepiness Scale Johns MW 1991 (PubMed ID: 1798888) |
Sleep Questionnaires/Hypersomnia/Epworth Sleepiness Scale (ESS) | |
watchtv
Epworth Sleepiness Scale: Chance of dozing while watching TV (ESS2)
|
Epworth Sleepiness Scale: Chance of dozing while watching TV (ESS2)
Item from the Epworth Sleepiness Scale Johns MW 1991 (PubMed ID: 1798888) |
Sleep Questionnaires/Hypersomnia/Epworth Sleepiness Scale (ESS) | |
ypara
Feeling paralyzed or unable to move for short periods on awakening (last month)
|
Feeling paralyzed or unable to move for short periods on awakening (last month) | Sleep Questionnaires/Parasomnia | |
yypara
Feeling paralyzed or unable to move for short periods on awakening (last year)
|
Feeling paralyzed or unable to move for short periods on awakening (last year) | Sleep Questionnaires/Parasomnia | |
ydxsa
Medical history: Ever diagnosed of sleep apnea
|
Medical history: Ever diagnosed of sleep apnea
Have you ever been diagnosed as having Sleep Apnea? |
Sleep Questionnaires/Sleep Disorder | |
yins
Medical history: Had insomnia
|
Medical history: Had insomnia | Sleep Questionnaires/Sleep Disorder | |
yinsdx
Medical history: Insomnia diagnosed or treated by physician
|
Medical history: Insomnia diagnosed or treated by physician | Sleep Questionnaires/Sleep Disorder | |
yplms
Ever had restless legs or periodic limb movements in sleep (PLMS)
|
Ever had restless legs or periodic limb movements in sleep (PLMS)
Have you ever had the following medical conditions: Restless Legs or Periodic Limb Movements in Sleep (PLMS) |
Sleep Questionnaires/Sleep Disorder | |
yplmsdx
Medical history: Restless legs or periodic limb movements in sleep (PLMS) diagnosed or treated by physician
|
Medical history: Restless legs or periodic limb movements in sleep (PLMS) diagnosed or treated by physician
Was this diagnosed or treated by a physician? |
Sleep Questionnaires/Sleep Disorder | |
yevrsn
Ever snored
|
Ever snored
Have you EVER snored? |
Sleep Questionnaires/Sleep Disordered Breathing | |
ymnthsn
Snored in the last month
|
Snored in the last month
Have you snored in the last month? |
Sleep Questionnaires/Sleep Disordered Breathing | |
ydifal
Difficulty falling asleep (last month)
|
Difficulty falling asleep (last month) | Sleep Questionnaires/Sleep Disturbance | |
yfallback
How often fall back asleep after waking
|
How often fall back asleep after waking | Sleep Questionnaires/Sleep Disturbance | |
ynitwu
Average number of nighttime awakenings (last month)
|
Average number of nighttime awakenings (last month) | Sleep Questionnaires/Sleep Disturbance | |
ynorst
Waking not feeling rested no matter how much sleep time you had (last month)
|
Waking not feeling rested no matter how much sleep time you had (last month) | Sleep Questionnaires/Sleep Disturbance | |
ytired
How often tired and grumpy during the day
|
How often tired and grumpy during the day | Sleep Questionnaires/Sleep Disturbance | |
ytirfa
Feeling tired or fatigued after sleeping (last month)
|
Feeling tired or fatigued after sleeping (last month) | Sleep Questionnaires/Sleep Disturbance | |
yydifal
Difficulty falling asleep (last year)
|
Difficulty falling asleep (last year) | Sleep Questionnaires/Sleep Disturbance | |
yynorst
Waking not feeling rested no matter how much sleep time you had (last year)
|
Waking not feeling rested no matter how much sleep time you had (last year) | Sleep Questionnaires/Sleep Disturbance | |
yyslpco
Sleepiness that interferes with concentration (last year)
|
Sleepiness that interferes with concentration (last year) | Sleep Questionnaires/Sleep Disturbance | |
yytirfa
Feeling tired or fatigued after sleeping (last year)
|
Feeling tired or fatigued after sleeping (last year) | Sleep Questionnaires/Sleep Disturbance | |
wd_bedtime
Self-reported bedtime (Weekday)
|
Self-reported bedtime (Weekday) | Sleep Questionnaires/Sleep Habits | |
wd_slpdur
Self-reported weekday sleep time
|
Self-reported weekday sleep time
Calculated as the difference between self-reported weekday wake time and self-reported weekday bed time. |
Sleep Questionnaires/Sleep Habits | |
wd_slpdur_hr
Self-reported weekday sleep time
|
Self-reported weekday sleep time
Calculated as the difference between self-reported weekday wake time and self-reported weekday bed time. |
Sleep Questionnaires/Sleep Habits | |
wd_slpmid
Midpoint of time in bed from self report (Weekday)
|
Midpoint of time in bed from self report (Weekday)
Calculated as the midpoint between self-reported weekday wake time and self-reported weekday bed time. |
Sleep Questionnaires/Sleep Habits | |
wd_waketime
Self-reported wake time (Weekday)
|
Self-reported wake time (Weekday) | Sleep Questionnaires/Sleep Habits | |
we_bedtime
Self-reported bedtime (Weekend)
|
Self-reported bedtime (Weekend) | Sleep Questionnaires/Sleep Habits | |
we_slpdur
Self-reported weekend sleep time
|
Self-reported weekend sleep time
Calculated as the difference between self-reported weekend wake time and self-reported weekend bed time. |
Sleep Questionnaires/Sleep Habits | |
we_slpdur_hr
Self-reported weekend sleep time
|
Self-reported weekend sleep time
Calculated as the difference between self-reported weekend wake time and self-reported weekend bed time. |
Sleep Questionnaires/Sleep Habits | |
we_slpmid
Midpoint of time in bed from self report (Weekend)
|
Midpoint of time in bed from self report (Weekend)
Calculated as the midpoint between self-reported weekend wake time and self-reported weekend bed time. |
Sleep Questionnaires/Sleep Habits | |
we_waketime
Self-reported Wake Time (Weekend)
|
Self-reported Wake Time (Weekend) | Sleep Questionnaires/Sleep Habits | |
ycafdr
Using caffeine drinks to stay awake (last month)
|
Using caffeine drinks to stay awake (last month) | Sleep Questionnaires/Sleep Habits | |
ydrkcaf
Caffeine beverages per day
|
Caffeine beverages per day | Sleep Questionnaires/Sleep Habits | |
ynaptime_s
Self-reported daily nap time in minutes (all days)
|
Self-reported daily nap time in minutes (all days)
Calculated as a weighted average of self-reported daily nap time from weekdays and from weekends (ynaptime_s = 5/7 * ywd_napdur + 2/7*ywe_napdur) |
Sleep Questionnaires/Sleep Habits | |
ysleeplatency
Self-reported sleep latency
|
Self-reported sleep latency
Calculated from self report of hours and minutes it takes to fall asleep (ysleeplatency = (yflashr * 60) + yflasmn) |
Sleep Questionnaires/Sleep Habits | |
ysleeptime_hr
Self-reported sleep time across all days
|
Self-reported sleep time across all days
Calculated as a weighted average of self-reported sleep time from weekdays and from weekends (ysleeptime_hr = 5/7 *wd_slpdur_hr + 2/7*we_slpdur_hr) |
Sleep Questionnaires/Sleep Habits | |
ysleeptime_min
Sleep time from self-reported bed and wake times in minutes (all days)
|
Sleep time from self-reported bed and wake times in minutes (all days)
Calculated as a weighted average of self-reported sleep time from weekdays and from weekends (ysleeptime_min = 5/7 * wd_slpdur + 2/7*we_slpdur ) |
Sleep Questionnaires/Sleep Habits | |
ysleeptime_s
Sleep time from self-reported usual sleep time (all days)
|
Sleep time from self-reported usual sleep time (all days)
Calculated as a weighted average of self-reported usual sleep time from weekdays and from weekends (ysleeptime_s = 5/7 * ywd_slpdur + 2/7*ywe_slpdur ) |
Sleep Questionnaires/Sleep Habits | |
ywd_napdur
Self-reported daily nap time in minutes (Weekday)
|
Self-reported daily nap time in minutes (Weekday)
Calculated from self report of hours and minutes spent napping on average on weekdays (ywd_napdur = (ywdnphr * 60) + ywdnpmn) |
Sleep Questionnaires/Sleep Habits | |
ywd_slpdur
Sleep time from self-reported usual sleep time (Weekday)
|
Sleep time from self-reported usual sleep time (Weekday)
Calculated from self report of hours and minutes spent asleep (ywd_slpdur = (ywdslhr * 60) + ywdslmn) |
Sleep Questionnaires/Sleep Habits | |
ywe_napdur
Self-reported daily nap time in minutes (Weekend)
|
Self-reported daily nap time in minutes (Weekend)
Calculated from self report of hours and minutes spent napping on average on weekends (ywe_napdur = (ywenphr * 60) + ywenpmn) |
Sleep Questionnaires/Sleep Habits | |
ywe_slpdur
Sleep time from self-reported usual sleep time (Weekend)
|
Sleep time from self-reported usual sleep time (Weekend)
Calculated from self report of hours and minutes spent asleep (ywe_slpdur = (yweslhr * 60) + yweslmn) |
Sleep Questionnaires/Sleep Habits | |
yycafdr
Using caffeine drinks to stay awake (last year)
|
Using caffeine drinks to stay awake (last year) | Sleep Questionnaires/Sleep Habits |