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Number of desaturation with >= 3% oxygen desaturation in total sleep period from type III home sleep apnea test

ttlnumds_so_dsge3_f1t3 under Sleep Monitoring/Polysomnography/Oxygen Saturation in NUMOM2B variables

Sleep period is defined as lights-out to lights-on regardless of whether the event occurs during a sleep or wake epoch.

Number of desaturation with >= 4% oxygen desaturation in total sleep period from type III home sleep apnea test

ttlnumds_so_dsge4_f1t3 under Sleep Monitoring/Polysomnography/Oxygen Saturation in NUMOM2B variables

Sleep period is defined as lights-out to lights-on regardless of whether the event occurs during a sleep or wake epoch.

Number of desaturation with >= 5% oxygen desaturation in total sleep period from type III home sleep apnea test

ttlnumds_so_dsge5_f1t3 under Sleep Monitoring/Polysomnography/Oxygen Saturation in NUMOM2B variables

Sleep period is defined as lights-out to lights-on regardless of whether the event occurs during a sleep or wake epoch.

Wake After Sleep Onset: the total duration between sleep onset and lights-on/out-bed time while being awake from type III home sleep apnea test

ttldurws_f1t3 under Sleep Monitoring/Polysomnography/Sleep Architecture in NUMOM2B variables

Total Sleep Period: the interval between sleep onset time and lights on/out-bed time from type III home sleep apnea test

ttlprdsp_f1t3 under Sleep Monitoring/Polysomnography/Sleep Architecture in NUMOM2B variables

Total sleep period = total estimated sleep duration + wake after sleep onset

Columbia Suicide Severity Ratings Scale: In the last 3 months, have you wished you were dead or wished you could go to sleep and not wake up?

cssrs_3mo_1 under General Health/Columbia Suicide Severity Ratings Scale - Modified (CSSRS) in ANSWERS variables

Item from a modified version of the CSSRS Questionnaire. Salvi 2019 (PMID: 31039299)Search for all CSSRS Questionnaire variables within this dataset

Columbia Suicide Severity Ratings Scale: In your lifetime, have you wished you were dead or wished you could go to sleep and not wake up?

cssrs_lf_1 under General Health/Columbia Suicide Severity Ratings Scale - Modified (CSSRS) in ANSWERS variables

Item from a modified version of the CSSRS Questionnaire. Salvi 2019 (PMID: 31039299)Search for all CSSRS Questionnaire variables within this dataset

Disturbing Dream and Nightmare Severity Index: How many times do the nightmares wake you up?

ddnsi_3 under Sleep Questionnaires/Parasomnia/Disturbing Dream and Nightmare Severity Index (DDNSI) in ANSWERS variables

Item from the Disturbing Dream and Nightmare Severity Index (DDNSI) Search for all Disturbing Dream and Nightmare Severity Index variables within this dataset

Sleep Disorders Symptom Checklist - 25: For the past three (3) months, I wake up with a dry mouth in the morning (cotton mouth)

sds_11 under Sleep Questionnaires/Sleep Disorder/Sleep Disorders Symptom Checklist-25 in ANSWERS variables

Item from the Sleep Disorders Symptom Checklist - 25. Klingman et al 2017, Introducing the Sleep Disorders Symptom Checklist-25: A Primary Care Friendly and Comprehensive Screener for Sleep Disorders, Sleep Med Res 2017; 8(1): 17-25 Search for all Sleep Disorders Symptom Checklist - 25 variables within this dataset

Sleep Disorders Symptom Checklist - 25: For the past three (3) months, I wake up choking or gasping for air

sds_14 under Sleep Questionnaires/Sleep Disorder/Sleep Disorders Symptom Checklist-25 in ANSWERS variables

Sleep Disorders Symptom Checklist - 25: For the past three (3) months, I wake up frequently during the night for no reason

sds_17 under Sleep Questionnaires/Sleep Disorder/Sleep Disorders Symptom Checklist-25 in ANSWERS variables

Sleep Disorders Symptom Checklist - 25: For the past three (3) months, I wake up 30 or more minutes before I have to and can't fall back asleep

sds_5 under Sleep Questionnaires/Sleep Disorder/Sleep Disorders Symptom Checklist-25 in ANSWERS variables

Sleep Disorders Symptom Checklist - 25: For the past three (3) months, I sleep better if I go to bed before 9PM and wake up before 4:30AM

sds_7 under Sleep Questionnaires/Sleep Disorder/Sleep Disorders Symptom Checklist-25 in ANSWERS variables

Brief Index of Sleep Control: How much control do you have over when you wake up?

brisc_2 under Sleep Questionnaires/Sleep Habits/The Brief Index of Sleep Control (BRISC) in ANSWERS variables

Item from the Brief Index of Sleep Control (BRISC) Gardner et al 2020 (PMID: 32482573)Search for all Brief Index of Sleep Control (BRISC) variables within this dataset

Weekday Total Wake Time

wd_twt under Sleep Questionnaires/Sleep Habits in ANSWERS variables

Item calculated based on combined review of Split week self-assessment of sleep survey (SASS-Y) and the Munich Chronotype Questionnaire (MCTQ). Search for all SASS-Y/MCTQ variables within this dataset

Weekday Wake after Sleep Onset (WASO)

wd_waso under Sleep Questionnaires/Sleep Habits in ANSWERS variables

Weekend Total Wake Time

we_twt under Sleep Questionnaires/Sleep Habits in ANSWERS variables

Weekend Wake after Sleep Onset (WASO)

we_waso under Sleep Questionnaires/Sleep Habits in ANSWERS variables

Average daily duration of wake after sleep onset (WASO) on weekdays from actigraphy

sawa104 under Sleep Monitoring/Actigraphy in HCHS variables

Average daily duration of wake after sleep offset (snooze time) on weekdays from actigraphy

sawa105 under Sleep Monitoring/Actigraphy in HCHS variables

Average daily duration of wake in bed on weekdays from actigraphy

sawa106 under Sleep Monitoring/Actigraphy in HCHS variables

Average daily duration of wake after sleep onset (WASO) on weekends from actigraphy

sawa151 under Sleep Monitoring/Actigraphy in HCHS variables

Average daily duration of wake after sleep offset (snooze time) on weekends from actigraphy

sawa152 under Sleep Monitoring/Actigraphy in HCHS variables

Average daily duration of wake in bed on weekends from actigraphy

sawa153 under Sleep Monitoring/Actigraphy in HCHS variables

Average daily duration of wake after sleep onset (WASO) on workdays from actigraphy

sawa198 under Sleep Monitoring/Actigraphy in HCHS variables