Name | Label | Folder | |
---|---|---|---|
bp2hr2
Heart rate (Morning) time 2
|
Heart rate (Morning) time 2
Second measurement of heart rate in morning |
Clinical Data/Vital Signs/Seated Blood Pressure | |
bp2hr3
Heart rate (Morning) time 3
|
Heart rate (Morning) time 3
Third measurement of heart rate in morning |
Clinical Data/Vital Signs/Seated Blood Pressure | |
bp2sys1
Systolic blood pressure (SBP) (Morning) time 1
|
Systolic blood pressure (SBP) (Morning) time 1
First measurement of systolic blood pressure (SBP) in morning |
Clinical Data/Vital Signs/Seated Blood Pressure | |
bp2sys2
Systolic blood pressure (SBP) (Morning) time 2
|
Systolic blood pressure (SBP) (Morning) time 2
Second measurement of systolic blood pressure (SBP) in morning |
Clinical Data/Vital Signs/Seated Blood Pressure | |
bp2sys3
Systolic blood pressure (SBP) (Morning) time 3
|
Systolic blood pressure (SBP) (Morning) time 3
Third measurement of systolic blood pressure (SBP) in morning |
Clinical Data/Vital Signs/Seated Blood Pressure | |
bp2time
Time of Morning collection
|
Time of Morning collection
Time of morning blood pressure (BP) collection |
Clinical Data/Vital Signs/Seated Blood Pressure | |
missbpdias
Number of missing diastolic measurements
|
Number of missing diastolic measurements
Blood pressure (BP) is collected six times, three measurements in the evening and three in the morning. This is the number of time points missing diastolic blood pressure (DBP). |
Clinical Data/Vital Signs/Seated Blood Pressure | |
missbphr
Number of missing heart rate measurements
|
Number of missing heart rate measurements
Blood pressure (BP) is collected six times, three measurements in the evening and three in the morning. This is the number of time points missing heart rate. |
Clinical Data/Vital Signs/Seated Blood Pressure | |
missbpsys
Number of missing systolic measurements
|
Number of missing systolic measurements
Blood pressure (BP) is collected six times, three measurements in the evening and three in the morning. This is the number of time points missing systolic blood pressure (SBP). |
Clinical Data/Vital Signs/Seated Blood Pressure | |
race3
Race
|
Race
Race was collapsed into these three categories to match other National Sleep Research Resource (NSRR) datasets |
Demographics | |
ystatus
Rate socioeconomic standing based on ladder
|
Rate socioeconomic standing based on ladder | Demographics/Socioeconomic Status | |
yacaer
Other aerobic exercise
|
Other aerobic exercise
Calculated as self-report of the number of minutes of activity per day times self report of the number of days per week in that activity |
Lifestyle and Behavioral Health | |
yacarm
Weight training (Arm)
|
Weight training (Arm)
Calculated as self-report of the number of minutes of activity per day times self report of the number of days per week in that activity |
Lifestyle and Behavioral Health | |
yacbike
Bicycling
|
Bicycling
Calculated as self-report of the number of minutes of activity per day times self report of the number of days per week in that activity |
Lifestyle and Behavioral Health | |
yacjog
Jogging
|
Jogging
Calculated as self-report of the number of minutes of activity per day times self report of the number of days per week in that activity |
Lifestyle and Behavioral Health | |
yacleg
Weight training (Leg)
|
Weight training (Leg)
Calculated as self-report of the number of minutes of activity per day times self report of the number of days per week in that activity |
Lifestyle and Behavioral Health | |
yacloin
Lower intensity exercise
|
Lower intensity exercise
Calculated as self-report of the number of minutes of activity per day times self report of the number of days per week in that activity |
Lifestyle and Behavioral Health | |
yacother
Other activity
|
Other activity
Calculated as self-report of the number of minutes of activity per day times self report of the number of days per week in that activity |
Lifestyle and Behavioral Health | |
yacrun
Running
|
Running
Calculated as self-report of the number of minutes of activity per day times self report of the number of days per week in that activity |
Lifestyle and Behavioral Health | |
yacswim
Swimming
|
Swimming
Calculated as self-report of the number of minutes of activity per day times self report of the number of days per week in that activity |
Lifestyle and Behavioral Health | |
yacten
Tennis
|
Tennis
Calculated as self-report of the number of minutes of activity per day times self report of the number of days per week in that activity |
Lifestyle and Behavioral Health | |
yacvig
Other vigorous activities
|
Other vigorous activities
Calculated as self-report of the number of minutes of activity per day times self report of the number of days per week in that activity |
Lifestyle and Behavioral Health | |
yacwlk
Walking for exercise
|
Walking for exercise
Calculated as self-report of the number of minutes of activity per day times self report of the number of days per week in that activity |
Lifestyle and Behavioral Health | |
ycursmk
Currently smoke regularly
|
Currently smoke regularly | Lifestyle and Behavioral Health | |
yevrsmk
Ever smoked cigarettes, cigars or pipe
|
Ever smoked cigarettes, cigars or pipe | Lifestyle and Behavioral Health | |
yevrsmkno
Average cigarettes consumption
|
Average cigarettes consumption
On average, over the entire time you smoked, how many cigarettes / cigars / bowls did you smoke each day? |
Lifestyle and Behavioral Health | |
yevrsmkstaa
Age when started smoking regularly
|
Age when started smoking regularly | Lifestyle and Behavioral Health | |
yevrsmkstpa
Age when stopped smoking regularly
|
Age when stopped smoking regularly | Lifestyle and Behavioral Health | |
mnmeal
Mean number of meals per day
|
Mean number of meals per day | Lifestyle and Behavioral Health/Diet | |
mnsnack
Mean number of snacks per day
|
Mean number of snacks per day | Lifestyle and Behavioral Health/Diet | |
mrifat
Mean total fat per day
|
Mean total fat per day | Lifestyle and Behavioral Health/Diet | |
mrigrams
Mean total grams per day
|
Mean total grams per day | Lifestyle and Behavioral Health/Diet | |
mrikcal
Mean energy per day
|
Mean energy per day | Lifestyle and Behavioral Health/Diet | |
mripro
Mean total protein per day
|
Mean total protein per day | Lifestyle and Behavioral Health/Diet | |
mritcho
Mean total carbohydrate per day
|
Mean total carbohydrate per day | Lifestyle and Behavioral Health/Diet | |
msnackfat
Mean fat from snacks per day
|
Mean fat from snacks per day | Lifestyle and Behavioral Health/Diet | |
msnackgrams
Mean grams from snacks per day
|
Mean grams from snacks per day | Lifestyle and Behavioral Health/Diet | |
msnackkcal
Mean kilocalories from snacks per day
|
Mean kilocalories from snacks per day | Lifestyle and Behavioral Health/Diet | |
msnackpro
Mean protein from snacks per day
|
Mean protein from snacks per day | Lifestyle and Behavioral Health/Diet | |
msnacktcho
Mean carbohydrates from snacks per day
|
Mean carbohydrates from snacks per day | Lifestyle and Behavioral Health/Diet | |
nutndays
Number days of nutrition recall data
|
Number days of nutrition recall data | Lifestyle and Behavioral Health/Diet | |
ycanc
Medical history: Had cancer
|
Medical history: Had cancer | Medical History | |
ydep
Medical history: Had depression
|
Medical history: Had depression | Medical History | |
ydiab
Medical history: Had diabetes
|
Medical history: Had diabetes | Medical History | |
yhtn
Medical history: Had hypertension
|
Medical history: Had hypertension | Medical History | |
cslp
Coefficient of variation of daily total sleep duration in main sleep in all days from actigraphy
|
Coefficient of variation of daily total sleep duration in main sleep in all days from actigraphy | Sleep Monitoring/Actigraphy | |
cslpend
Coefficient of variation of daily total sleep duration in main sleep on weekdays from actigraphy
|
Coefficient of variation of daily total sleep duration in main sleep on weekdays from actigraphy | Sleep Monitoring/Actigraphy | |
cslpwk
Coefficient of variation of daily total sleep duration in main sleep on weekends from actigraphy
|
Coefficient of variation of daily total sleep duration in main sleep on weekends from actigraphy | Sleep Monitoring/Actigraphy | |
mseff
Average daily sleep efficiency in all days from actigraphy
|
Average daily sleep efficiency in all days from actigraphy
Sleep efficiency is the proportion of sleep duration (i.e. total sleep time, tst) in total rest period (i.e. rest interval) in main sleep. Sleep duration is the interval between sleep onset time and sleep offset time while asleep. In this study, rest interval is the same as in-bed period. |
Sleep Monitoring/Actigraphy | |
mseffend
Average daily sleep efficiency on weekends from actigraphy
|
Average daily sleep efficiency on weekends from actigraphy
Sleep efficiency is the proportion of sleep duration (i.e. total sleep time, tst) in total rest period (i.e. rest interval) in main sleep. Sleep duration is the interval between sleep onset time and sleep offset time while asleep. In this study, rest interval is the same as in-bed period. |
Sleep Monitoring/Actigraphy | |
mseffwk
Average daily sleep efficiency on weekdays from actigraphy
|
Average daily sleep efficiency on weekdays from actigraphy
Sleep efficiency is the proportion of sleep duration (i.e. total sleep time, tst) in total rest period (i.e. rest interval) in main sleep. Sleep duration is the interval between sleep onset time and sleep offset time while asleep. In this study, rest interval is the same as in-bed period. |
Sleep Monitoring/Actigraphy | |
mslp
Average daily total sleep duration in main sleep in all days from actigraphy
|
Average daily total sleep duration in main sleep in all days from actigraphy
Conventionally this variable would be called total sleep time (TST). |
Sleep Monitoring/Actigraphy | |
mslpend
Average daily total sleep duration in main sleep on weekends from actigraphy
|
Average daily total sleep duration in main sleep on weekends from actigraphy
Conventionally this variable would be called total sleep time (TST). |
Sleep Monitoring/Actigraphy | |
mslpwk
Average daily total sleep duration in main sleep on weekdays from actigraphy
|
Average daily total sleep duration in main sleep on weekdays from actigraphy
Conventionally this variable would be called total sleep time (TST). |
Sleep Monitoring/Actigraphy | |
nslp
Total number of nights with sleep data in the entire actigraphy recording period in all days from actigraphy
|
Total number of nights with sleep data in the entire actigraphy recording period in all days from actigraphy | Sleep Monitoring/Actigraphy | |
nslpend
Total number of weekend nights with sleep data in the entire actigraphy recording period in all days from actigraphy
|
Total number of weekend nights with sleep data in the entire actigraphy recording period in all days from actigraphy | Sleep Monitoring/Actigraphy | |
nslpwk
Total number of weekday nights with sleep data in the entire actigraphy recording period in all days from actigraphy
|
Total number of weekday nights with sleep data in the entire actigraphy recording period in all days from actigraphy | Sleep Monitoring/Actigraphy | |
oahi3
Obstructive Apnea Hypopnea Index: (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and >= 3% oxygen desaturation and with or without arousal) / hour of sleep from type I polysomnography
|
Obstructive Apnea Hypopnea Index: (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and >= 3% oxygen desaturation and with or without arousal) / hour of sleep from type I polysomnography
Ratio of the count of all obstructive apneas (all desaturations) plus the count of hypopneas associated with at least a >=3% oxygen desaturation to the total sleep time expressed in hours. |
Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices | |
oai0p
Obstructive Apnea Index: (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type I polysomnography
|
Obstructive Apnea Index: (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type I polysomnography
Obstructive Apnea Index at all desaturations [(Total number of obstructive apneas associated with all desaturations) / (hours of sleep)] |
Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices | |
avgplm
Number of periodic limb movements per hour of sleep from type I polysomnography
|
Number of periodic limb movements per hour of sleep from type I polysomnography | Sleep Monitoring/Polysomnography/Limb Movements | |
avgplma
Number of periodic limb movements with arousal per hour of sleep from type I polysomnography
|
Number of periodic limb movements with arousal per hour of sleep from type I polysomnography | Sleep Monitoring/Polysomnography/Limb Movements | |
minsat
Minimum oxygen saturation during total sleep duration from type I polysomnography
|
Minimum oxygen saturation during total sleep duration from type I polysomnography
Lowest oxygen saturation (SaO2)% during sleep |
Sleep Monitoring/Polysomnography/Oxygen Saturation | |
canbp
Total number of central apnea in NREM sleep in supine position: Central apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography
|
Total number of central apnea in NREM sleep in supine position: Central apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
canop
Total number of central apnea in NREM sleep in non-supine position: Central apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography
|
Total number of central apnea in NREM sleep in non-supine position: Central apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
carbp
Total number of central apnea in REM sleep in supine position: Central apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography
|
Total number of central apnea in REM sleep in supine position: Central apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
carop
Total number of central apnea in REM sleep in non-supine position: Central apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography
|
Total number of central apnea in REM sleep in non-supine position: Central apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
hnrba3
Total number of hypopnea in NREM sleep in supine position: Hypopneas with >= 3% oxygen desaturation or with arousal from type I polysomnography
|
Total number of hypopnea in NREM sleep in supine position: Hypopneas with >= 3% oxygen desaturation or with arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
hnrba4
Total number of hypopnea in NREM sleep in supine position: Hypopneas with >= 4% oxygen desaturation or with arousal from type I polysomnography
|
Total number of hypopnea in NREM sleep in supine position: Hypopneas with >= 4% oxygen desaturation or with arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
hnrbp3
Total number of hypopnea in NREM sleep in supine position : Hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal from type I polysomnography
|
Total number of hypopnea in NREM sleep in supine position : Hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
hnrbp4
Total number of hypopnea in NREM sleep in supine position : Hypopneas with > 30% flow reduction and with >= 4% oxygen desaturation and with or without arousal from type I polysomnography
|
Total number of hypopnea in NREM sleep in supine position : Hypopneas with > 30% flow reduction and with >= 4% oxygen desaturation and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
hnroa3
Total number of hypopnea in NREM sleep in non-supine position : hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation or with arousal from type I polysomnography
|
Total number of hypopnea in NREM sleep in non-supine position : hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation or with arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
hnroa4
Total number of hypopnea in NREM sleep in non-supine position : hypopneas with > 30% flow reduction and with >= 4% oxygen desaturation or with arousal from type I polysomnography
|
Total number of hypopnea in NREM sleep in non-supine position : hypopneas with > 30% flow reduction and with >= 4% oxygen desaturation or with arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
hnrop3
Total number of hypopnea in NREM sleep in non-supine position : hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal from type I polysomnography
|
Total number of hypopnea in NREM sleep in non-supine position : hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
hnrop4
Total number of hypopnea in NREM sleep in non-supine position : hypopneas with > 30% flow reduction and with >= 4% oxygen desaturation and with or without arousal from type I polysomnography
|
Total number of hypopnea in NREM sleep in non-supine position : hypopneas with > 30% flow reduction and with >= 4% oxygen desaturation and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
hremba3
Total number of hypopnea in REM sleep in supine position: Hypopneas with >= 3% oxygen desaturation or with arousal from type I polysomnography
|
Total number of hypopnea in REM sleep in supine position: Hypopneas with >= 3% oxygen desaturation or with arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
hremba4
Total number of hypopnea in REM sleep in supine position: Hypopneas with >= 4% oxygen desaturation or with arousal from type I polysomnography
|
Total number of hypopnea in REM sleep in supine position: Hypopneas with >= 4% oxygen desaturation or with arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
hrembp3
Total number of hypopnea in REM sleep in supine position : Hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal from type I polysomnography
|
Total number of hypopnea in REM sleep in supine position : Hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
hrembp4
Total number of hypopnea in REM sleep in supine position : Hypopneas with > 30% flow reduction and with >= 4% oxygen desaturation and with or without arousal from type I polysomnography
|
Total number of hypopnea in REM sleep in supine position : Hypopneas with > 30% flow reduction and with >= 4% oxygen desaturation and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
hroa3
Total number of hypopnea in REM sleep in non-supine position : hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation or with arousal from type I polysomnography
|
Total number of hypopnea in REM sleep in non-supine position : hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation or with arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
hroa4
Total number of hypopnea in REM sleep in non-supine position : hypopneas with > 30% flow reduction and with >= 4% oxygen desaturation or with arousal from type I polysomnography
|
Total number of hypopnea in REM sleep in non-supine position : hypopneas with > 30% flow reduction and with >= 4% oxygen desaturation or with arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
hrop3
Total number of hypopnea in REM sleep in non-supine position : hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal from type I polysomnography
|
Total number of hypopnea in REM sleep in non-supine position : hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
hrop4
Total number of hypopnea in REM sleep in non-supine position : hypopneas with > 30% flow reduction and with >= 4% oxygen desaturation and with or without arousal from type I polysomnography
|
Total number of hypopnea in REM sleep in non-supine position : hypopneas with > 30% flow reduction and with >= 4% oxygen desaturation and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
oanbp
Total number of obstructive apnea in NREM sleep in supine position: Obstructive apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography
|
Total number of obstructive apnea in NREM sleep in supine position: Obstructive apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
oanop
Total number of obstructive apnea in NREM sleep in non-supine position: Obstructive apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography
|
Total number of obstructive apnea in NREM sleep in non-supine position: Obstructive apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
oarbp
Total number of obstructive apnea in REM sleep in supine position: Obstructive apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography
|
Total number of obstructive apnea in REM sleep in supine position: Obstructive apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
oarop
Total number of obstructive apnea in REM sleep in non-supine position: Obstructive apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography
|
Total number of obstructive apnea in REM sleep in non-supine position: Obstructive apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
apnhyppr
PSG Quality Assessment: Apnea/Hypopnea scoring problems
|
PSG Quality Assessment: Apnea/Hypopnea scoring problems
Due to signal problems, scorer was unable to reliably distinguish between apnea and hypopnea events. The distinction between apnea and hypopnea was determined to be unreliable. |
Sleep Monitoring/Polysomnography/Signal Quality | |
arunrel
PSG Quality Assessment: Arousals unreliable
|
PSG Quality Assessment: Arousals unreliable
Due to signal problems, scorer was unable to reliably assess arousals. The scoring of arousals was determined to be unreliable. |
Sleep Monitoring/Polysomnography/Signal Quality | |
overall
Overall Study Grade
|
Overall Study Grade | Sleep Monitoring/Polysomnography/Signal Quality | |
remarunrel
PSG Quality Assessment: Arousals unreliable (REM)
|
PSG Quality Assessment: Arousals unreliable (REM)
Due to signal problems, scorer was unable to reliably assess arousals in stage REM. The scoring of arousals in stage REM was determined to be unreliable. |
Sleep Monitoring/Polysomnography/Signal Quality | |
remnrempr
PSG Quality Assessment: REM/NREM Scoring unreliable
|
PSG Quality Assessment: REM/NREM Scoring unreliable
Scorer noted that there was a problem differentiating REM and non-REM sleep. |
Sleep Monitoring/Polysomnography/Signal Quality | |
respevpr
PSG Quality Assessment: Respiratory scoring problems
|
PSG Quality Assessment: Respiratory scoring problems
Due to signal problems, scorer noted that there was a problem scoring respiratory events. |
Sleep Monitoring/Polysomnography/Signal Quality | |
slewake
PSG Quality Assessment: Sleep Wake Scoring
|
PSG Quality Assessment: Sleep Wake Scoring
Study scored sleep/wake rather than with full sleep staging if there is not sufficient quality on EEG lead. Studies scored as sleep wake have all sleep stages scored using a default of Stage 2 and no arousals are scored.(0=no (full scoring); 1=yes (sleep/wake only)) |
Sleep Monitoring/Polysomnography/Signal Quality | |
stg1stg2pr
PSG Quality Assessment: Stage1/Stage2 Scoring unreliable
|
PSG Quality Assessment: Stage1/Stage2 Scoring unreliable
Scorer noted that there was a problem differentiating stage 1 and stage 2 sleep. |
Sleep Monitoring/Polysomnography/Signal Quality | |
stg2stg3pr
PSG Quality Assessment: Stage2/Stage3-4 Scoring unreliable
|
PSG Quality Assessment: Stage2/Stage3-4 Scoring unreliable
Scorer noted that there was a problem differentiating stage 2 and stage 3/4 sleep. |
Sleep Monitoring/Polysomnography/Signal Quality | |
pctlt70
Percentage duration of sleep with oxygen saturation < 70% from type I polysomnography
|
Percentage duration of sleep with oxygen saturation < 70% from type I polysomnography
Ratio of the number of minutes with oxygen saturation (SaO2) under 70% to the total sleep time expressed in hours. |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
pctlt75
Percentage duration of sleep with oxygen saturation < 75% from type I polysomnography
|
Percentage duration of sleep with oxygen saturation < 75% from type I polysomnography
Ratio of the number of minutes with oxygen saturation (SaO2) under 75% to the total sleep time expressed in hours. |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
pctlt80
Percentage duration of sleep with oxygen saturation < 80% from type I polysomnography
|
Percentage duration of sleep with oxygen saturation < 80% from type I polysomnography
Ratio of the number of minutes with oxygen saturation (SaO2) under 80% to the total sleep time expressed in hours. |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
pctlt85
Percentage duration of sleep with oxygen saturation < 85% from type I polysomnography
|
Percentage duration of sleep with oxygen saturation < 85% from type I polysomnography
Ratio of the number of minutes with oxygen saturation (SaO2) under 85% to the total sleep time expressed in hours. |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
pctlt95
Percentage duration of sleep with oxygen saturation < 95% from type I polysomnography
|
Percentage duration of sleep with oxygen saturation < 95% from type I polysomnography
Ratio of the number of minutes with oxygen saturation (SaO2) under 95% to the total sleep time expressed in hours. |
Sleep Monitoring/Polysomnography/Sleep Architecture |