Name | Label | Folder | |
---|---|---|---|
rdirop
Hypopnea Index (REM, Non-Supine) : (Hypopneas with > 50% flow reduction and with no oxygen desaturation threshold used and with or without arousal) / hour of REM sleep in non-supine position from type I polysomnography
|
Hypopnea Index (REM, Non-Supine) : (Hypopneas with > 50% flow reduction and with no oxygen desaturation threshold used and with or without arousal) / hour of REM sleep in non-supine position from type I polysomnography
Calculated - Summary metric of sleep disordered breathing events. |
Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices | |
rdirop3
Hypopnea Index (REM, Non-Supine) : (Hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation and with or without arousal) / hour of NREM sleep in non-supine position from type I polysomnography
|
Hypopnea Index (REM, Non-Supine) : (Hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation and with or without arousal) / hour of NREM sleep in non-supine position from type I polysomnography
Calculated - Summary metric of sleep disordered breathing events. |
Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices | |
ai_all
Arousal Index: Number of arousals per hour of sleep from type I polysomnography
|
Arousal Index: Number of arousals per hour of sleep from type I polysomnography
All arousals were scored but only arousals that started in epoch of sleep are included in the arousal index calculations. |
Sleep Monitoring/Polysomnography/Arousals | |
ai_nrem
Arousal Index (NREM): number of arousals per hour of NREM sleep from type I polysomnography
|
Arousal Index (NREM): number of arousals per hour of NREM sleep from type I polysomnography | Sleep Monitoring/Polysomnography/Arousals | |
ai_rem
Arousal Index (REM): number of arousals per hour of REM sleep from type I polysomnography
|
Arousal Index (REM): number of arousals per hour of REM sleep from type I polysomnography | Sleep Monitoring/Polysomnography/Arousals | |
capnotype
Capnograph type
|
Capnograph type | Sleep Monitoring/Polysomnography/Capnography | |
co2dur
Hours of usable carbon dioxide (CO2)
|
Hours of usable carbon dioxide (CO2)
Hours of usable carbon dioxide (CO2) signal - requires use of calibrated channel type with upper and lower limits for valid signal |
Sleep Monitoring/Polysomnography/Capnography | |
nova_est_co2avgnr
Average end-tidal carbon dioxide (ETCO2) in non-rapid eye movement sleep (NREM) (normalized for capnograph type)
|
Average end-tidal carbon dioxide (ETCO2) in non-rapid eye movement sleep (NREM) (normalized for capnograph type) | Sleep Monitoring/Polysomnography/Capnography | |
nova_est_co2avgr
Average end-tidal carbon dioxide (ETCO2) in rapid eye movement sleep (REM) (normalized for capnograph type)
|
Average end-tidal carbon dioxide (ETCO2) in rapid eye movement sleep (REM) (normalized for capnograph type) | Sleep Monitoring/Polysomnography/Capnography | |
nova_est_co2blslp
Baseline end-tidal carbon dioxide (ETCO2) asleep (normalized for capnograph type)
|
Baseline end-tidal carbon dioxide (ETCO2) asleep (normalized for capnograph type) | Sleep Monitoring/Polysomnography/Capnography | |
nova_est_co2blwake
Baseline end-tidal carbon dioxide (ETCO2) awake (normalized for capnograph type)
|
Baseline end-tidal carbon dioxide (ETCO2) awake (normalized for capnograph type) | Sleep Monitoring/Polysomnography/Capnography | |
nova_est_co2peak
Peak end-tidal carbon dioxide (ETCO2) asleep (normalized for capnograph type)
|
Peak end-tidal carbon dioxide (ETCO2) asleep (normalized for capnograph type) | Sleep Monitoring/Polysomnography/Capnography | |
nova_est_pctco2g45
Percentage Total Sleep Time (TST) where end-tidal carbon dioxide (ETCO2) > 45 millimeters (mm) mercury (Hg) (normalized for capnograph type)
|
Percentage Total Sleep Time (TST) where end-tidal carbon dioxide (ETCO2) > 45 millimeters (mm) mercury (Hg) (normalized for capnograph type) | Sleep Monitoring/Polysomnography/Capnography | |
nova_est_pctco2g50
Percentage Total Sleep Time (TST) where end-tidal carbon dioxide (ETCO2) > 50 millimeters (mm) mercury (Hg) (normalized for capnograph type)
|
Percentage Total Sleep Time (TST) where end-tidal carbon dioxide (ETCO2) > 50 millimeters (mm) mercury (Hg) (normalized for capnograph type) | Sleep Monitoring/Polysomnography/Capnography | |
rco2avgnr
Average end-tidal carbon dioxide (ETCO2) in non-rapid eye movement sleep (NREM)
|
Average end-tidal carbon dioxide (ETCO2) in non-rapid eye movement sleep (NREM) | Sleep Monitoring/Polysomnography/Capnography | |
rco2avgr
Average end-tidal carbon dioxide (ETCO2) in rapid eye movement sleep (REM)
|
Average end-tidal carbon dioxide (ETCO2) in rapid eye movement sleep (REM) | Sleep Monitoring/Polysomnography/Capnography | |
rco2blslp
Baseline end-tidal carbon dioxide (ETCO2) asleep
|
Baseline end-tidal carbon dioxide (ETCO2) asleep | Sleep Monitoring/Polysomnography/Capnography | |
rco2blwake
Baseline end-tidal carbon dioxide (ETCO2) awake
|
Baseline end-tidal carbon dioxide (ETCO2) awake | Sleep Monitoring/Polysomnography/Capnography | |
rco2peak
Peak end-tidal carbon dioxide (ETCO2) asleep
|
Peak end-tidal carbon dioxide (ETCO2) asleep | Sleep Monitoring/Polysomnography/Capnography | |
rpctco2g45
Percentage of Total Sleep Time (TST) where end-tidal carbon dioxide (ETCO2) > 45 millimeters (mm) mercury (Hg)
|
Percentage of Total Sleep Time (TST) where end-tidal carbon dioxide (ETCO2) > 45 millimeters (mm) mercury (Hg) | Sleep Monitoring/Polysomnography/Capnography | |
rpctco2g50
Percentage of Total Sleep Time (TST) where end-tidal carbon dioxide (ETCO2) > 50 millimeters (mm) mercury (Hg)
|
Percentage of Total Sleep Time (TST) where end-tidal carbon dioxide (ETCO2) > 50 millimeters (mm) mercury (Hg) | Sleep Monitoring/Polysomnography/Capnography | |
bpmavg
Average level of heart rate from type I polysomnography
|
Average level of heart rate from type I polysomnography
entire recording |
Sleep Monitoring/Polysomnography/Heart Rate | |
bpmmax
Maximum level of heart rate from type I polysomnography
|
Maximum level of heart rate from type I polysomnography
entire recording |
Sleep Monitoring/Polysomnography/Heart Rate | |
bpmmin
Minimum level of heart rate from type I polysomnography
|
Minimum level of heart rate from type I polysomnography
entire recording |
Sleep Monitoring/Polysomnography/Heart Rate | |
avgrplm
Number of periodic limb movements per hour of REM sleep from type I polysomnography
|
Number of periodic limb movements per hour of REM sleep from type I polysomnography
Number of PLM per hour of REM sleep |
Sleep Monitoring/Polysomnography/Limb Movements | |
lmar
Total number of limb movements with arousal and respiratory event from type I polysomnography
|
Total number of limb movements with arousal and respiratory event from type I polysomnography
Total limb movements with arousal and respiratory events |
Sleep Monitoring/Polysomnography/Limb Movements | |
noplm
Total number of periodic limb movements in sleep from type I polysomnography
|
Total number of periodic limb movements in sleep from type I polysomnography
Number of PLM during sleep |
Sleep Monitoring/Polysomnography/Limb Movements | |
plmaslp
Total number of periodic limb movements with arousal from type I polysomnography
|
Total number of periodic limb movements with arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Limb Movements | |
avsao2nh
Average oxygen saturation in NREM sleep from type I polysomnography
|
Average oxygen saturation in NREM sleep from type I polysomnography
The mean of all oxygen saturation values in epochs scored as stages other than REM (i.e., 1,2,3/4). |
Sleep Monitoring/Polysomnography/Oxygen Saturation | |
avsao2rh
Average oxygen saturation in REM sleep from type I polysomnography
|
Average oxygen saturation in REM sleep from type I polysomnography
The mean of all oxygen saturation values in epochs scored as stage REM. |
Sleep Monitoring/Polysomnography/Oxygen Saturation | |
mnsao2nh
Minimum oxygen saturation in NREM sleep from type I polysomnography
|
Minimum oxygen saturation in NREM sleep from type I polysomnography
The minimum of all oxygen saturation values in epochs scored as stages other than REM (i.e., 1,2,3/4). |
Sleep Monitoring/Polysomnography/Oxygen Saturation | |
mnsao2rh
Minimum oxygen saturation in REM sleep from type I polysomnography
|
Minimum oxygen saturation in REM sleep from type I polysomnography
The minimum of all oxygen saturation values in epochs scored as stage REM. |
Sleep Monitoring/Polysomnography/Oxygen Saturation | |
mxsao2nh
Maximum oxygen saturation in NREM sleep from type I polysomnography
|
Maximum oxygen saturation in NREM sleep from type I polysomnography | Sleep Monitoring/Polysomnography/Oxygen Saturation | |
mxsao2rh
Maximum oxygen saturation in REM sleep from type I polysomnography
|
Maximum oxygen saturation in REM sleep from type I polysomnography | Sleep Monitoring/Polysomnography/Oxygen Saturation | |
ndes2ph
Total number of oxygen desaturation with oxygen desaturation >= 2% from type I polysomnography
|
Total number of oxygen desaturation with oxygen desaturation >= 2% from type I polysomnography | Sleep Monitoring/Polysomnography/Oxygen Saturation | |
ndes3ph
Total number of oxygen desaturation with oxygen desaturation >= 3% from type I polysomnography
|
Total number of oxygen desaturation with oxygen desaturation >= 3% from type I polysomnography | Sleep Monitoring/Polysomnography/Oxygen Saturation | |
ndes4ph
Total number of oxygen desaturation with oxygen desaturation >= 4% from type I polysomnography
|
Total number of oxygen desaturation with oxygen desaturation >= 4% from type I polysomnography | Sleep Monitoring/Polysomnography/Oxygen Saturation | |
ndes5ph
Total number of oxygen desaturation with oxygen desaturation >= 5% from type I polysomnography
|
Total number of oxygen desaturation with oxygen desaturation >= 5% from type I polysomnography | Sleep Monitoring/Polysomnography/Oxygen Saturation | |
odi3
Oxygen Desaturation Index: Oxygen desaturation with >= 3% desat per hour of sleep from type I polysomnography
|
Oxygen Desaturation Index: Oxygen desaturation with >= 3% desat per hour of sleep from type I polysomnography | Sleep Monitoring/Polysomnography/Oxygen Saturation | |
odi4
Oxygen Desaturation Index: Oxygen desaturation with >= 4% desat per hour of sleep from type I polysomnography
|
Oxygen Desaturation Index: Oxygen desaturation with >= 4% desat per hour of sleep from type I polysomnography | Sleep Monitoring/Polysomnography/Oxygen Saturation | |
pctsa75
Percentage duration of sleep with oxygen saturation <= 75% from type I polysomnography
|
Percentage duration of sleep with oxygen saturation <= 75% from type I polysomnography
[(total time oxygen saturation (SaO2) is <= 75%) / (Total Sleep Time (TST))] * 100 |
Sleep Monitoring/Polysomnography/Oxygen Saturation | |
pctsa80
Percentage duration of sleep with oxygen saturation <= 80% from type I polysomnography
|
Percentage duration of sleep with oxygen saturation <= 80% from type I polysomnography
[(total time oxygen saturation (SaO2) is <= 80%) / (Total Sleep Time (TST))] * 100 |
Sleep Monitoring/Polysomnography/Oxygen Saturation | |
pctsa80h
Percentage duration of sleep with oxygen saturation < 80% from type I polysomnography
|
Percentage duration of sleep with oxygen saturation < 80% from type I polysomnography
[(total time oxygen saturation (SaO2) is < 80%) / (Total Sleep Time (TST))] * 100 |
Sleep Monitoring/Polysomnography/Oxygen Saturation | |
pctsa85
Percentage duration of sleep with oxygen saturation <= 85% from type I polysomnography
|
Percentage duration of sleep with oxygen saturation <= 85% from type I polysomnography
[(total time oxygen saturation (SaO2) is <= 85%) / (Total Sleep Time (TST))] * 100 |
Sleep Monitoring/Polysomnography/Oxygen Saturation | |
pctsa85h
Percentage duration of sleep with oxygen saturation < 85% from type I polysomnography
|
Percentage duration of sleep with oxygen saturation < 85% from type I polysomnography
[(total time oxygen saturation (SaO2) is < 85%) / (Total Sleep Time (TST))] * 100 |
Sleep Monitoring/Polysomnography/Oxygen Saturation | |
pctsa90
Percentage duration of sleep with oxygen saturation <= 90% from type I polysomnography
|
Percentage duration of sleep with oxygen saturation <= 90% from type I polysomnography
[(total time oxygen saturation (SaO2) is <= 90%) / (Total Sleep Time (TST))] * 100 |
Sleep Monitoring/Polysomnography/Oxygen Saturation | |
pctsa90h
Percent of the total sleep duration with oxygen saturation below 90% from type I polysomnography
|
Percent of the total sleep duration with oxygen saturation below 90% from type I polysomnography
Conventionally, total sleep duration would be called total sleep time (TST). |
Sleep Monitoring/Polysomnography/Oxygen Saturation | |
pctsa92
Percentage duration of sleep with oxygen saturation <= 92% from type I polysomnography
|
Percentage duration of sleep with oxygen saturation <= 92% from type I polysomnography
[(total time oxygen saturation (SaO2) is <= 92%) / (Total Sleep Time (TST))] * 100 |
Sleep Monitoring/Polysomnography/Oxygen Saturation | |
pctsa95
Percentage duration of sleep with oxygen saturation <= 95% from type I polysomnography
|
Percentage duration of sleep with oxygen saturation <= 95% from type I polysomnography
[(total time oxygen saturation (SaO2) is <= 95%) / (Total Sleep Time (TST))] * 100 |
Sleep Monitoring/Polysomnography/Oxygen Saturation | |
pctsa95h
Percentage duration of sleep with oxygen saturation < 95% from type I polysomnography
|
Percentage duration of sleep with oxygen saturation < 95% from type I polysomnography
[(total time oxygen saturation (SaO2) is < 95%) / (Total Sleep Time (TST))] * 100 |
Sleep Monitoring/Polysomnography/Oxygen Saturation | |
sao2nrem
Average oxygen saturation in NREM sleep from type I polysomnography
|
Average oxygen saturation in NREM sleep from type I polysomnography
[mean(all oxygen saturation (SaO2) values in non-rapid eye movement sleep (NREM))]. will be missing if study scored as sleep/wake only. |
Sleep Monitoring/Polysomnography/Oxygen Saturation | |
sao2rem
Average oxygen saturation in REM sleep from type I polysomnography
|
Average oxygen saturation in REM sleep from type I polysomnography
[mean(all oxygen saturation (SaO2) values in rapid eye movement sleep (REM))]. will be missing if study scored as sleep/wake only. |
Sleep Monitoring/Polysomnography/Oxygen Saturation | |
cent_obs_ratio
Ratio of the number of central apneas with no oxygen desaturation threshold used and with or without arousal to the number of obstructive apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography
|
Ratio of the number of central apneas with no oxygen desaturation threshold used and with or without arousal to the number of obstructive apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
cent_obs_ratioa
Ratio of the number of central apneas with no oxygen desaturation threshold used or with arousal to the number of obstructive apneas with no oxygen desaturation threshold used or with arousal from type I polysomnography
|
Ratio of the number of central apneas with no oxygen desaturation threshold used or with arousal to the number of obstructive apneas with no oxygen desaturation threshold used or with arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
cavgdur
Average duration of central apnea from type I polysomnography
|
Average duration of central apnea from type I polysomnography
duration (entire recording) |
Sleep Monitoring/Polysomnography/Respiratory Event Lengths | |
havgdur
Average duration of hypopnea from type I polysomnography
|
Average duration of hypopnea from type I polysomnography
duration (entire recording) |
Sleep Monitoring/Polysomnography/Respiratory Event Lengths | |
longap
Maximum duration of apnea from type I polysomnography
|
Maximum duration of apnea from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Lengths | |
longhyp
Maximum duration of hypopnea from type I polysomnography
|
Maximum duration of hypopnea from type I polysomnography
(entire recording) |
Sleep Monitoring/Polysomnography/Respiratory Event Lengths | |
oavgdur
Average duration of obstructive apnea from type I polysomnography
|
Average duration of obstructive apnea from type I polysomnography
duration (entire recording) |
Sleep Monitoring/Polysomnography/Respiratory Event Lengths | |
ahilt2
Obstructive Apnea Index (OAI) < 1 and Apnea-Hypopnea Index (AHI) < 2 (normal range) = 1 Ineligible Normal
|
Obstructive Apnea Index (OAI) < 1 and Apnea-Hypopnea Index (AHI) < 2 (normal range) = 1 Ineligible Normal | Sleep Monitoring/Polysomnography/Signal Quality | |
capdur
Hours of usable cap
|
Hours of usable cap
Hours of usable cap signal - requires use of calibrated channel type with upper and lower limits for valid signal |
Sleep Monitoring/Polysomnography/Signal Quality | |
eliginelig
Eligibility status by Polysomnography (PSG)
|
Eligibility status by Polysomnography (PSG)
Ineligible if omahi3 <2 and omai0p<1 or meets any of urgent criteria variables ahiov30=1, saO2lt90=1, unuhrou=1,unuhroth=1 |
Sleep Monitoring/Polysomnography/Signal Quality | |
overall
Overall study grade
|
Overall study grade | Sleep Monitoring/Polysomnography/Signal Quality | |
oximdur
Hours of usable oximetry
|
Hours of usable oximetry | Sleep Monitoring/Polysomnography/Signal Quality | |
posn
Position sensor working
|
Position sensor working | Sleep Monitoring/Polysomnography/Signal Quality | |
qucap
Quality of cap
|
Quality of cap
usable mainly artifact free signal |
Sleep Monitoring/Polysomnography/Signal Quality | |
quco2
Quality of carbon dioxide (CO2)
|
Quality of carbon dioxide (CO2) | Sleep Monitoring/Polysomnography/Signal Quality | |
quoxim
Quality of oximetry
|
Quality of oximetry | Sleep Monitoring/Polysomnography/Signal Quality | |
stdydt
Date of study
|
Date of study | Sleep Monitoring/Polysomnography/Signal Quality | |
nremepbp
Total duration of sleep in NREM sleep in supine position from type I polysomnography
|
Total duration of sleep in NREM sleep in supine position from type I polysomnography | Sleep Monitoring/Polysomnography/Sleep Architecture | |
nremepop
Total duration of sleep in NREM sleep in non-supine position from type I polysomnography
|
Total duration of sleep in NREM sleep in non-supine position from type I polysomnography | Sleep Monitoring/Polysomnography/Sleep Architecture | |
nsupinep
Percentage duration of sleep in non-supine position from type I polysomnography
|
Percentage duration of sleep in non-supine position from type I polysomnography
[100*(number of minutes of sleep in non-supine body position) / (Total Sleep Time (TST))] |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
pcstah3d
Percentage duration of sleep associated with apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and >= 3% oxygen desaturation or with arousal from type I polysomnography
|
Percentage duration of sleep associated with apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and >= 3% oxygen desaturation or with arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Sleep Architecture | |
pcstahar
Percentage of total sleep duration: (Apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and no oxygen desaturation and only with arousal) from type I polysomnography
|
Percentage of total sleep duration: (Apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and no oxygen desaturation and only with arousal) from type I polysomnography | Sleep Monitoring/Polysomnography/Sleep Architecture | |
pcstahda
Percentage duration of sleep associated with apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and >= 3% oxygen desaturation and with or without arousal from type I polysomnography
|
Percentage duration of sleep associated with apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and >= 3% oxygen desaturation and with or without arousal from type I polysomnography
Calculated - Summary metric of sleep disordered breathing events. The definition of hypopnea events is consistent with the American Academy of Sleep Medicine (AASM) 2007 Manual (pediatric). [Iber C et al. The AASM manual for the scoring of sleep and associated events: rules, terminology and technical specifications. Vol. 1. Westchester, IL: American Academy of Sleep Medicine, 2007] |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
remepbp
Total duration of sleep in REM sleep in supine position from type I polysomnography
|
Total duration of sleep in REM sleep in supine position from type I polysomnography
Total time in rapid eye movement sleep (REM) with supine body position |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
remepop
Total duration of sleep in REM sleep in non-supine position from type I polysomnography
|
Total duration of sleep in REM sleep in non-supine position from type I polysomnography
Total time in rapid eye movement sleep (REM) with non-supine body position |
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 | |
slpprdp
Total Sleep Duration: the interval between sleep onset time and lights on/out-bed time while the participant is asleep from type I polysomnography
|
Total Sleep Duration: the interval between sleep onset time and lights on/out-bed time while the participant is asleep from type I polysomnography
Conventionally, this would be called total sleep time (TST) (i.e. total time spent in stage 1 or greater). |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
supinep
Percentage duration of sleep in supine position from type I polysomnography
|
Percentage duration of sleep in supine position from type I polysomnography
Percent of sleep time in supine body position [100*(number of minutes of sleep in supine body position) / (Total Sleep Time (TST))] |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
timebedp
Total period of bed (in-bed) from type I polysomnography
|
Total period of bed (in-bed) from type I polysomnography
Time from lights out to lights on |
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) |
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
Percent of sleep time in stage 3-4 [100*(number of minutes scored as stage 3-4) / (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 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 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 rounded to nearest minute |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
waso
Wake After Sleep Onset: the total duration between sleep onset and lights-on/out-bed time while being awake from type I polysomnography
|
Wake After Sleep Onset: the total duration between sleep onset and lights-on/out-bed time while being awake from type I polysomnography
Total amount of time spent awake after going to sleep [(time in bed) - (sleep latency) - (Total Sleep Time (TST))] |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
epworthscore_adult
Epworth Sleepiness Scale: Total score
|
Epworth Sleepiness Scale: Total score
Calculated - Total score based on an 8-item questionnaires ranking likelihood of dozing off 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) | |
epworthscore_modified
Total score for modified Epworth Sleepiness Scale (ESS)
|
Total score for modified Epworth Sleepiness Scale (ESS)
The sum of items 1-10. |
Sleep Questionnaires/Hypersomnia/Epworth Sleepiness Scale (ESS) | |
pedsql_total_scale_score_par
Pediatric Quality of Life Inventory: Parent Total Score
|
Pediatric Quality of Life Inventory: Parent Total Score
Summary score for the Pediatric Quality of Life Inventory. Varni, Seid, and Rode 1999 (PubMed ID: 10024117) Each item is reverse transformed from 1-4 likert scale to 100-0 score. Higher scores indicate better HRQOL (Health-Related Quality of Life). The summary score is the mean is computed as the sum of all the items over the number of items answered on all the Scales. |
Sleep Questionnaires/Pediatric Quality of Life Inventory (PedsQL)/Parent Report | |
ref1
Recruitment source
|
Recruitment source | Administrative | |
ref3
What is the screening Polysomnography (PSG) date?
|
What is the screening Polysomnography (PSG) date? | Administrative | |
vnum
Visit Number
|
Visit Number | Administrative | |
change_in_symptoms
Change in symptoms
|
Change in symptoms | Administrative/CONSORT Diagram Components | |
crossovers
Did this child crossover?
|
Did this child crossover? | Administrative/CONSORT Diagram Components | |
followup_status
Patient received followup
|
Patient received followup | Administrative/CONSORT Diagram Components | |
had_surgery
Child had surgery?
|
Child had surgery? | Administrative/CONSORT Diagram Components |