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.

Search

hrv-analysis.md
Multi-Ethnic Study of Atherosclerosis
... into two broad categories: time domain measures and frequency ... defined as the start time of the first non-awake ... defined as the end time of the last non-awake ...
actigraphy-introduction.md
Hispanic Community Health Study / Study of Latinos
... more hours of offwrist/invalid time or 2) the main ... sleep period contained offwrist/invalid time. Notes: - The Sueño ... epoch contains a clock time. ## Variable description Each ...
13-hrv-analysis.md
Sleep Heart Health Study
... into two broad categories: time domain measures and frequency domain measures. The time domain HRV statistics include ... in length) only the time domain measures of AVNN, ... the following information: the time of occurrence of each ...
3-02-condensed-data-dictionary.md
Childhood Adenotonsillectomy Trial
... data removed. - If time in REM = 0 ... based on REM sleep time will be missing. - ... or signal loss shortened time of sleep period. A ...
Longitudinal Trajectories of Spectral Power During Sleep in Middle-Aged and Older Adults
Posted by szhivotovsky on October 5, 2023 in Guest Blogger
... showed stable sleep over time, or even improving sleep physiology markers over time, that the average-level trends ... and REM sleep across time might be explained by ... also benefit cognition over time. Citation: Gao, C., & ...
Analyze NCH PSG (with .tsv) Using LUNA
Reply by shaunpurcell on May 9, 2023 on Forum
... formatting. In the mean time, given access to the ... duration 10.48.52, 38932s | time 19.19.06 - 06.07.58 | ... : 10012_22912 Header start time : 19.19.06 Last observed time: 06.07.58 Duration : 10:48:52 ...
MESA actigraphy sleep onset latency
Reply by mrueschman on May 16, 2023 on Forum
... clarified further. The "immobile time" counting is done on ... 5 minutes of immobile time before the beginning of ... set approximately around the time activity counts started to ...
Weekday wake time
daywake_time under Sleep Questionnaires/Sleep Habits in CFS variables
Self-reported normal wake time on weekdays
Weekend wake time
endwake_time under Sleep Questionnaires/Sleep Habits in CFS variables
Self-reported normal wake time on weekends
Total recording period from type III home sleep test
index_time under Sleep Monitoring/Home Sleep Test in HOMEPAP variables
Conventionally this variable would be called total recording time.This time period is used to calculate indices and other averages.
Total sleep duration from type I polysomnography (split-night, diagnostic)
slpprd_d under Sleep Monitoring/Polysomnography/Sleep Architecture in HOMEPAP variables
Sleep duration is the interval between sleep onset time and lights on/out-bed time while asleep, conventionally called total sleep time.This time period is used to calculate indices and other averages.
Total sleep duration from type I polysomnography (split-night, treatment)
slpprd_t under Sleep Monitoring/Polysomnography/Sleep Architecture in HOMEPAP variables
Sleep duration is the interval between sleep onset time and lights on/out-bed time while asleep, conventionally called total sleep time.This time period is used to calculate indices and other averages.
Total sleep duration from type I polysomnography (full-night)
slpprdp under Sleep Monitoring/Polysomnography/Sleep Architecture in HOMEPAP variables
Sleep duration is the interval between sleep onset time and lights on/out-bed time while asleep, conventionally called total sleep time.This time period is used to calculate indices and other averages.
Total In-Bed Period: the interval between lights out/in-bed time and lights off/out-bed time from type III home sleep apnea test
ttlprdbd_f1t3 under Sleep Monitoring/Polysomnography/Sleep Architecture in NUMOM2B variables
Conventionally this variable would be called time in bed (TIB).
MSLT: Start Time of Nap 1
nap1_time under Sleep Monitoring/Other Sleep Tests/Multiple Sleep Latency Test (MSLT) in WSC variables
Start time was entered into the database for Clinical MSLT only. Variable from a Multiple Sleep Latency Test (MSLT), Roehrs & Roth 1992 (PubMed ID: 1552009).Search for all Multiple Sleep Latency Test variables within this dataset
MSLT: Start Time of Nap 2
nap2_time under Sleep Monitoring/Other Sleep Tests/Multiple Sleep Latency Test (MSLT) in WSC variables
Start time was entered into the database for Clinical MSLT only. Variable from a Multiple Sleep Latency Test (MSLT), Roehrs & Roth 1992 (PubMed ID: 1552009).Search for all Multiple Sleep Latency Test variables within this dataset
MSLT: Start Time of Nap 3
nap3_time under Sleep Monitoring/Other Sleep Tests/Multiple Sleep Latency Test (MSLT) in WSC variables
Start time was entered into the database for Clinical MSLT only. Variable from a Multiple Sleep Latency Test (MSLT), Roehrs & Roth 1992 (PubMed ID: 1552009).Search for all Multiple Sleep Latency Test variables within this dataset
MSLT: Start Time of Nap 4
nap4_time under Sleep Monitoring/Other Sleep Tests/Multiple Sleep Latency Test (MSLT) in WSC variables
Start time was entered into the database for Clinical MSLT only. Variable from a Multiple Sleep Latency Test (MSLT), Roehrs & Roth 1992 (PubMed ID: 1552009).Search for all Multiple Sleep Latency Test variables within this dataset
MSLT: Start Time of Nap 5
nap5_time under Sleep Monitoring/Other Sleep Tests/Multiple Sleep Latency Test (MSLT) in WSC variables
Start time was entered into the database for Clinical MSLT only. Clinical MSLT only: the 5th nap was only conducted if the participant had REM sleep in one of the first 4 naps. Variable from a Multiple Sleep Latency Test (MSLT), Roehrs & Roth 1992 (PubMed ID: 1552009).Search for all Multiple Sleep Latency Test variables within this dataset
Total Sleep Duration: the interval between sleep onset time and lights on/out-bed time while the participant is asleep from type I polysomnography
tst under Sleep Monitoring/Polysomnography in WSC variables
Conventionally, this would be called total sleep time (TST) (i.e. total time spent in stage 1 or greater).
Total In-bed Period: the interval between lights out/in-bed time and lights off/out-bed time from type II polysomnography
timebedp under Sleep Monitoring/Polysomnography/Sleep Architecture in SHHS variables
Calculated. Conventionally this variable would be called time in bed (TIB).
Wake After Sleep Onset: the total duration between sleep onset and lights-on/out-bed time while being awake from type I polysomnography
wasoqcpsg under Sleep Monitoring/Polysomnography/Sleep Architecture in APPLES variables
Total amount of time spent awake after going to sleep [(time in bed) - (sleep latency) - (Total Sleep Time (TST))]
Total sleep duration from type I polysomnography
tst under Sleep Monitoring/Polysomnography/Sleep Architecture in MSP variables
Sleep duration is the interval between sleep onset time and lights on/out-bed time while asleep. Conventionally this variable would be called total sleep time (TST)(i.e. total time spent in stage 1 or greater).
Study times in Eastern Standard Time (EST) or Daylight Saving Time (DST)
est_dst under Sleep Monitoring/Circadian Rhythm in FDCSR variables
whether DST or EST.Time changes are all accounted for in the format of lab time.
Total Sleep Duration: the interval between sleep onset time and lights on/out-bed time while the participant is asleep from type I polysomnography
slpprdp under Sleep Monitoring/Polysomnography/Sleep Architecture in CHAT variables
Conventionally, this would be called total sleep time (TST) (i.e. total time spent in stage 1 or greater).
© 2024
NSRR
National Sleep Research Resource
Privacy
Contact Us | Funded By NHLBI