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Cleveland Family Study

Name Label Folder
nsrrid
NSRR subject ID
NSRR subject ID

This subject identifier was created by the National Sleep Research Resource (NSRR) team to more easily match with file downloads.

Administrative
bmi
Participant's body mass index (BMI)
Participant's body mass index (BMI) Anthropometry
htcm
Participant's height
Participant's height Anthropometry
wtkg
Participant's weight
Participant's weight Anthropometry
dbp
Mean diastolic blood pressure
Mean diastolic blood pressure Clinical Data/Vital Signs/Seated Blood Pressure
sbp
Mean systolic blood pressure
Mean systolic blood pressure Clinical Data/Vital Signs/Seated Blood Pressure
age_category
Participant's age (category)
Participant's age (category) Demographics
ethnicity
Participant's ethnicity
Participant's ethnicity Demographics
race
Participant's race
Participant's race

'Asian', 'Hispanic', 'Other', and 'More than one race' were condensed into 'Other' to match other NSRR datasets

Demographics
sex
Participant's sex
Participant's sex Demographics
be
Child Health Questionnaire Parent Form 50 Questions: Behavior subscore (0-100)
Child Health Questionnaire Parent Form 50 Questions: Behavior subscore (0-100)

The subscale score is based on 6 items from the Child Health Questionnaire Parent Form 50 Questions. A high score suggests fewer behavior problems. Asmussen L et al., 2000 (PubMed ID: 11029320)

Search for all CHQ-PF50 variables within this dataset

General Health/Child Health Questionnaire (CHQ)
bp
Child Health Questionnaire Parent Form 50 Questions: Bodily pain subscore (0-100)
Child Health Questionnaire Parent Form 50 Questions: Bodily pain subscore (0-100)

The subscale score is based on 2 items from the Child Health Questionnaire Parent Form 50 Questions. A high score suggests less bodily pain. Asmussen L et al., 2000 (PubMed ID: 11029320)

Search for all CHQ-PF50 variables within this dataset

General Health/Child Health Questionnaire (CHQ)
fa
Child Health Questionnaire Parent Form 50 Questions: Family activities subscore (0-100)
Child Health Questionnaire Parent Form 50 Questions: Family activities subscore (0-100)

The subscale score is based on 6 items from the Child Health Questionnaire Parent Form 50 Questions. A high score suggests less limitations in family activities. Asmussen L et al., 2000 (PubMed ID: 11029320)

Search for all CHQ-PF50 variables within this dataset

General Health/Child Health Questionnaire (CHQ)
fc
Child Health Questionnaire Parent Form 50 Questions: Family cohesion subscore
Child Health Questionnaire Parent Form 50 Questions: Family cohesion subscore

The subscale score is based on 1 item from the Child Health Questionnaire Parent Form 50 Questions. A high score suggests higher family cohesion. Asmussen L et al., 2000 (PubMed ID: 11029320)

Search for all CHQ-PF50 variables within this dataset

General Health/Child Health Questionnaire (CHQ)
gh
Child Health Questionnaire Parent Form 50 Questions: General health subscore (0-100)
Child Health Questionnaire Parent Form 50 Questions: General health subscore (0-100)

The subscale score is based on 6 items from the Child Health Questionnaire Parent Form 50 Questions. A high score suggests better general health. Asmussen L et al., 2000 (PubMed ID: 11029320)

Search for all CHQ-PF50 variables within this dataset

General Health/Child Health Questionnaire (CHQ)
mh
Child Health Questionnaire Parent Form 50 Questions: Mental health subscore (0-100)
Child Health Questionnaire Parent Form 50 Questions: Mental health subscore (0-100)

The subscale score is based on 5 items from the Child Health Questionnaire Parent Form 50 Questions. A high score suggests better mental health. Asmussen L et al., 2000 (PubMed ID: 11029320)

Search for all CHQ-PF50 variables within this dataset

General Health/Child Health Questionnaire (CHQ)
pe
Child Health Questionnaire Parent Form 50 Questions: Parental impact-emotional subscore (0-100)
Child Health Questionnaire Parent Form 50 Questions: Parental impact-emotional subscore (0-100)

The subscale score is based on 3 items from the Child Health Questionnaire Parent Form 50 Questions. A high score suggests less impact on parent emotional well-being. Asmussen L et al., 2000 (PubMed ID: 11029320)

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General Health/Child Health Questionnaire (CHQ)
phf
Child Health Questionnaire Parent Form 50 Questions: Physical functioning subscore (0-100)
Child Health Questionnaire Parent Form 50 Questions: Physical functioning subscore (0-100)

The subscale score is based on 6 items from the Child Health Questionnaire Parent Form 50 Questions. A high score suggests better physical functioning. Asmussen L et al., 2000 (PubMed ID: 11029320)

Search for all CHQ-PF50 variables within this dataset

General Health/Child Health Questionnaire (CHQ)
phs
Child Health Questionnaire Parent Form 50 Questions: Physical Summary Health Score
Child Health Questionnaire Parent Form 50 Questions: Physical Summary Health Score

The summary score is based on 10 subscores from the Child Health Questionnaire Parent Form 50 Questions. Asmussen L et al., 2000 (PubMed ID: 11029320)

Search for all CHQ-PF50 variables within this dataset

General Health/Child Health Questionnaire (CHQ)
pss
Child Health Questionnaire Parent Form 50 Questions: Psychosocial Summary Health Score
Child Health Questionnaire Parent Form 50 Questions: Psychosocial Summary Health Score

The summary score is based on 10 subscores from the Child Health Questionnaire Parent Form 50 Questions. Asmussen L et al., 2000 (PubMed ID: 11029320)

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General Health/Child Health Questionnaire (CHQ)
pt
Child Health Questionnaire Parent Form 50 Questions: Parental impact-time subscore (0-100)
Child Health Questionnaire Parent Form 50 Questions: Parental impact-time subscore (0-100)

The subscale score is based on 3 items from the Child Health Questionnaire Parent Form 50 Questions. A high score suggests less impact on parent time. Asmussen L et al., 2000 (PubMed ID: 11029320)

Search for all CHQ-PF50 variables within this dataset

General Health/Child Health Questionnaire (CHQ)
reb
Child Health Questionnaire Parent Form 50 Questions: Role/Social functioning due to emotional/behavioral problems subscore
Child Health Questionnaire Parent Form 50 Questions: Role/Social functioning due to emotional/behavioral problems subscore

The subscale score is based on 3 items from the Child Health Questionnaire Parent Form 50 Questions. A high score suggests less limitations in role/social functioninig due to emotional/behavioral problems. Asmussen L et al., 2000 (PubMed ID: 11029320)

Search for all CHQ-PF50 variables within this dataset

General Health/Child Health Questionnaire (CHQ)
rp
Child Health Questionnaire Parent Form 50 Questions: Role/Social functioning due to physical problems subscore (0-100)
Child Health Questionnaire Parent Form 50 Questions: Role/Social functioning due to physical problems subscore (0-100)

The subscale score is based on 2 items from the Child Health Questionnaire Parent Form 50 Questions. A high score suggests less limitations in role/social functioninig due to physical problems. Asmussen L et al., 2000 (PubMed ID: 11029320)

Search for all CHQ-PF50 variables within this dataset

General Health/Child Health Questionnaire (CHQ)
se
Child Health Questionnaire Parent Form 50 Questions: Self-esteem subscore (0-100)
Child Health Questionnaire Parent Form 50 Questions: Self-esteem subscore (0-100)

The subscale score is based on 6 items from the Child Health Questionnaire Parent Form 50 Questions. A high score suggests better self-esteem. Asmussen L et al., 2000 (PubMed ID: 11029320)

Search for all CHQ-PF50 variables within this dataset

General Health/Child Health Questionnaire (CHQ)
efp
Medical Outcomes Study SF-36: Vitality subscale score (0-100)
Medical Outcomes Study SF-36: Vitality subscale score (0-100)

The subscale score is based on 4 items from the Medical Outcomes Study Short Form 36 (SF-36). A high score suggests the participant "feels full of pep and energy all of the time in the past 4 week ". Ware JE and Sherbourne CD, 1992 (PubMed ID: 1593914)

Search for all SF-36 variables within this dataset

General Health/Medical Outcomes Study Short Form (SF-36)
mhp
Medical Outcomes Study SF-36: General mental health subscale score (0-100)
Medical Outcomes Study SF-36: General mental health subscale score (0-100)

The subscale score is based on 5 items from the Medical Outcomes Study Short Form 36 (SF-36). A high score suggests the participant "feels peaceful, happy, and calm all of the time in the past 4 weeks ". Ware JE and Sherbourne CD, 1992 (PubMed ID: 1593914)

Search for all SF-36 variables within this dataset

General Health/Medical Outcomes Study Short Form (SF-36)
painp
Medical Outcomes Study SF-36: Body pain subscale score (0-100)
Medical Outcomes Study SF-36: Body pain subscale score (0-100)

The subscale score is based on 2 items from the Medical Outcomes Study Short Form 36 (SF-36). A high score suggests the participant has "no pain or limitations due to pain in the past 4 weeks". Ware JE and Sherbourne CD, 1992 (PubMed ID: 1593914)

Search for all SF-36 variables within this dataset

General Health/Medical Outcomes Study Short Form (SF-36)
php
Medical Outcomes Study SF-36: Physical functioning subscale score (0-100)
Medical Outcomes Study SF-36: Physical functioning subscale score (0-100)

The subscale score is based on 10 items from the Medical Outcomes Study Short Form 36 (SF-36). A high score suggests the participant "performs all types of physical activities including the most vigorous without limitations due to health". Ware JE and Sherbourne CD, 1992 (PubMed ID: 1593914)

Search for all SF-36 variables within this dataset

General Health/Medical Outcomes Study Short Form (SF-36)
pp
Medical Outcomes Study SF-36: General health perceptions subscale score (0-100)
Medical Outcomes Study SF-36: General health perceptions subscale score (0-100)

The subscale score is based on 5 items from the Medical Outcomes Study Short Form 36 (SF-36). A high score suggests the participant "believes personal health is excellent". Ware JE and Sherbourne CD, 1992 (PubMed ID: 1593914)

Search for all SF-36 variables within this dataset

General Health/Medical Outcomes Study Short Form (SF-36)
rfep
Medical Outcomes Study SF-36: Role limitations due to emotional problem subscale score (0-100)
Medical Outcomes Study SF-36: Role limitations due to emotional problem subscale score (0-100)

The subscale score is based on 3 items from the Medical Outcomes Study Short Form 36 (SF-36). A high score suggests the participant has "no problems with work or other daily activities as a result of emotional problems in the past 4 weeks ". Ware JE and Sherbourne CD, 1992 (PubMed ID: 1593914)

Search for all SF-36 variables within this dataset

General Health/Medical Outcomes Study Short Form (SF-36)
rfpp
Medical Outcomes Study SF-36: Role limitations due to physical problem subscale score (0-100)
Medical Outcomes Study SF-36: Role limitations due to physical problem subscale score (0-100)

The subscale score is based on 4 items from the Medical Outcomes Study Short Form 36 (SF-36). A high score suggests the participant has "no problems with work or other daily activities as a result of physical health in the past 4 weeks". Ware JE and Sherbourne CD, 1992 (PubMed ID: 1593914)

Search for all SF-36 variables within this dataset

General Health/Medical Outcomes Study Short Form (SF-36)
nsrr_bmi
Body mass index (BMI)
Body mass index (BMI)

Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: bmi at Visit 5

Harmonized/Anthropometry
nsrr_bp_diastolic
Diastolic blood pressure
Diastolic blood pressure

Average resting diastolic blood pressure of two measurements collected from the upper arm in a single clinic visit. When more than two measurements were collected, the average was calculated using the second and third measurements. In cases where either of the measurements was missing, the average was calculated discarding the missing value.

Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: dbp at Visit 5

Harmonized/Clinical Data
nsrr_bp_systolic
Systolic blood pressure
Systolic blood pressure

Average resting systolic blood pressure of two measurements collected from the upper arm in a single clinic visit. When more than two measurements were collected, the average was calculated using the second and third measurements. In cases where either of the measurements was missing, the average was calculated discarding the missing value.

Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: sbp at Visit 5

Harmonized/Clinical Data
nsrr_age
Subject age
Subject age

Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: age at Visit 5

Harmonized/Demographics
nsrr_age_gt89
Indicates whether the subject's age (in years) used during date obfuscation is greater than 89 years
Indicates whether the subject's age (in years) used during date obfuscation is greater than 89 years

Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: age at Visit 5

Harmonized/Demographics
nsrr_ethnicity
Subject ethnicity
Subject ethnicity

Original missing value is recoded as "not reported".

Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: ethnicity at Visit 5

Harmonized/Demographics
nsrr_race
Subject race
Subject race

Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: race at Visit 5

Harmonized/Demographics
nsrr_sex
Subject sex
Subject sex

Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: male at Visit 5

Harmonized/Demographics
nsrr_current_smoker
Currently smoking cigarettes
Currently smoking cigarettes

Indicates whether subject currently smokes cigarettes.

Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: nowsmoke, monsmoke at Visit 5

Harmonized/Lifestyle and Behavioral Health
nsrr_ever_smoker
Ever smoked cigarettes
Ever smoked cigarettes

Indicates whether subject ever regularly smoked cigarettes.

Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: smoked at Visit 5

Harmonized/Lifestyle and Behavioral Health
cvd
Self-report of a physician diagnosis of cardiovascular disease
Self-report of a physician diagnosis of cardiovascular disease Medical History
diabetes2
Physician diagnosis of diabetes or diabetes medication usage or abnormal fasting
Physician diagnosis of diabetes or diabetes medication usage or abnormal fasting Medical History
diachol
Physician-diagnosed elevated cholesterol
Physician-diagnosed elevated cholesterol Medical History
ahi_a0h3
Apnea-Hypopnea Index : (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
Apnea-Hypopnea Index : (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

Calculated - Summary metric of sleep disordered breathing events.

Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
ahi_a0h3a
Apnea-Hypopnea Index : (Apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 3% oxygen desaturation or with arousal) / hour of sleep from type I polysomnography
Apnea-Hypopnea Index : (Apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 3% oxygen desaturation or with arousal) / hour of sleep from type I polysomnography

Calculated - Summary metric of sleep disordered breathing events. The definition for hypopneas is consistent with the following clinical guidelines: (1) American Academy of Sleep Medicine (AASM) 2007 Manual (2012 update) (recommended). Berry RB et al. 2012 (PubMed ID:23066376), and (2) American Academy of Sleep Medicine (AASM) 2015 (recommended) [Berry RB et al. The AASM Manual for the Scoring of Sleep and Associated Events: Rules, Terminology and Technical Specifications, Version 2.2. American Academy of Sleep Medicine, Darien, IL, 2015.]

Search for all AHI variables consistent with the same clinical guidelines within this dataset

Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
ahi_a0h4
Apnea-Hypopnea Index : (Apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 4% oxygen desaturation and with or without arousal) / hour of sleep from type I polysomnography
Apnea-Hypopnea Index : (Apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 4% oxygen desaturation and with or without arousal) / hour of sleep from type I polysomnography

Calculated - Summary metric of sleep disordered breathing events. The definition of hypopnea events is consistent with the following clinical guidelines: (1) AASM 2012 update (recommended) Berry RB et al. 2012 (PubMed ID:23066376), and (2) AASM 2015 (acceptable) [Berry RB et al. The AASM Manual for the Scoring of Sleep and Associated Events: Rules, Terminology and Technical Specifications, Version 2.2. American Academy of Sleep Medicine, Darien, IL, 2015.]

Search for all AHI variables consistent with the same clinical guidelines within this dataset

Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
ahi_a0h4a
Apnea-Hypopnea Index : (Apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 4% oxygen desaturation or with arousal) / hour of sleep from type I polysomnography
Apnea-Hypopnea Index : (Apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 4% oxygen desaturation or with arousal) / hour of sleep from type I polysomnography

Calculated - Summary metric of sleep disordered breathing events.

Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
ahi_c0h3
Central Apnea-Hypopnea Index : (Central 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
Central Apnea-Hypopnea Index : (Central 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

Calculated - Summary metric of sleep disordered breathing events.

Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
ahi_c0h3a
Central Apnea-Hypopnea Index : (Central apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 3% oxygen desaturation or with arousal) / hour of sleep from type I polysomnography
Central Apnea-Hypopnea Index : (Central apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 3% oxygen desaturation or with arousal) / hour of sleep from type I polysomnography

Calculated - Summary metric of sleep disordered breathing events. The definition for hypopneas is consistent with the following clinical guidelines: (1) American Academy of Sleep Medicine (AASM) 2007 Manual (2012 update) (recommended). Berry RB et al. 2012 (PubMed ID:23066376), and (2) American Academy of Sleep Medicine (AASM) 2015 (recommended) [Berry RB et al. The AASM Manual for the Scoring of Sleep and Associated Events: Rules, Terminology and Technical Specifications, Version 2.2. American Academy of Sleep Medicine, Darien, IL, 2015.]

Search for all AHI variables consistent with the same clinical guidelines within this dataset

Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
ahi_c0h4
Central Apnea-Hypopnea Index : (Central apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 4% oxygen desaturation and with or without arousal) / hour of sleep from type I polysomnography
Central Apnea-Hypopnea Index : (Central apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 4% oxygen desaturation and with or without arousal) / hour of sleep from type I polysomnography

Calculated - Summary metric of sleep disordered breathing events. The definition of hypopnea events is consistent with the following clinical guidelines: (1) AASM 2012 update (recommended) Berry RB et al. 2012 (PubMed ID:23066376), and (2) AASM 2015 (acceptable) [Berry RB et al. The AASM Manual for the Scoring of Sleep and Associated Events: Rules, Terminology and Technical Specifications, Version 2.2. American Academy of Sleep Medicine, Darien, IL, 2015.].

Search for all AHI variables consistent with the same clinical guidelines within this dataset

Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
ahi_c0h4a
Central Apnea-Hypopnea Index : (Central apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 4% oxygen desaturation or with arousal) / hour of sleep from type I polysomnography
Central Apnea-Hypopnea Index : (Central apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 4% oxygen desaturation or with arousal) / hour of sleep from type I polysomnography

Calculated - Summary metric of sleep disordered breathing events.

Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
ahi_o0h3
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

Calculated - Summary metric of sleep disordered breathing events.

Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
ahi_o0h3a
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 or with 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 or with arousal) / hour of sleep from type I polysomnography

Calculated - Summary metric of sleep disordered breathing events. The definition for hypopneas is consistent with the following clinical guidelines: (1) American Academy of Sleep Medicine (AASM) 2007 Manual (2012 update) (recommended). Berry RB et al. 2012 (PubMed ID:23066376), and (2) American Academy of Sleep Medicine (AASM) 2015 (recommended) [Berry RB et al. The AASM Manual for the Scoring of Sleep and Associated Events: Rules, Terminology and Technical Specifications, Version 2.2. American Academy of Sleep Medicine, Darien, IL, 2015.]

Search for all AHI variables consistent with the same clinical guidelines within this dataset

Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
ahi_o0h4
Obstructive Apnea-Hypopnea Index : (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 4% 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 >= 4% oxygen desaturation and with or without arousal) / hour of sleep from type I polysomnography

Calculated - Summary metric of sleep disordered breathing events. The definition of hypopnea events is consistent with the following clinical guidelines: (1) AASM 2012 update (recommended) Berry RB et al. 2012 (PubMed ID:23066376), and (2) AASM 2015 (acceptable) [Berry RB et al. The AASM Manual for the Scoring of Sleep and Associated Events: Rules, Terminology and Technical Specifications, Version 2.2. American Academy of Sleep Medicine, Darien, IL, 2015.]

Search for all AHI variables consistent with the same clinical guidelines within this dataset

Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
ahi_o0h4a
Obstructive Apnea-Hypopnea Index : (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 4% oxygen desaturation or with 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 >= 4% oxygen desaturation or with arousal) / hour of sleep from type I polysomnography

Calculated - Summary metric of sleep disordered breathing events.

Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
cai0p
Central Apnea Index : (Central apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type I polysomnography
Central Apnea Index : (Central apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type I polysomnography

Calculated - Summary metric of sleep disordered breathing events.

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

Calculated - Summary metric of sleep disordered breathing events.

Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
rdi0p
Apnea-Hypopnea Index : Apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and with no oxygen desaturation used and with or without arousal / hour of sleep from type I polysomnography
Apnea-Hypopnea Index : Apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and with no oxygen desaturation used and with or without arousal / hour of sleep from type I polysomnography

Calculated - Summary metric of sleep disordered breathing events.

Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
rdinr3p
Apnea-Hypopnea Index (NREM): (Apneas with no oxygen desaturation threshold used and with or without arousal and hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal)/ hours of NREM sleep from type I polysomnography
Apnea-Hypopnea Index (NREM): (Apneas with no oxygen desaturation threshold used and with or without arousal and hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal)/ hours of NREM sleep from type I polysomnography

Calculated - Summary metric of sleep disordered breathing events during NREM sleep

Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
rdirem3p
Apnea-Hypopnea Index (REM): (Apneas with no oxygen desaturation threshold used and with or without arousal and hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal)/ hours of REM sleep from type I polysomnography
Apnea-Hypopnea Index (REM): (Apneas with no oxygen desaturation threshold used and with or without arousal and hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal)/ hours of REM sleep from type I polysomnography

Calculated - Summary metric of sleep disordered breathing events during REM sleep

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

Total number of arousals per hour of sleep. Ratio of count of arousals to total sleep time in hours.

Sleep Monitoring/Polysomnography/Arousal
typetx
Type of sleep apnea treatment
Type of sleep apnea treatment Sleep Monitoring/Polysomnography/Evening and Morning Survey
bpmavg
Average heart rate from type I polysomnography
Average heart rate from type I polysomnography

Average heart rate (entire recording)

Sleep Monitoring/Polysomnography/Heart Rate
bpmmax
Maximum heart rate from type I polysomnography
Maximum heart rate from type I polysomnography

Highest heart rate (entire recording)

Sleep Monitoring/Polysomnography/Heart Rate
bpmmin
Minimum heart rate from type I polysomnography
Minimum heart rate from type I polysomnography

Lowest heart rate (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

Total PLMs with arousal in all sleep

Sleep Monitoring/Polysomnography/Limb Movements
avgsat
Average oxygen saturation in sleep from type I polysomnography
Average oxygen saturation in sleep from type I polysomnography Sleep Monitoring/Polysomnography/Oxygen Saturation
minsat
Minimum oxygen saturation from type I polysomnography
Minimum oxygen saturation from type I polysomnography

Lowest SaO2% during sleep

Sleep Monitoring/Polysomnography/Oxygen Saturation
apnea3
Total number of apnea with >= 3% oxygen desaturation and with or without arousal from type I polysomnography
Total number of apnea with >= 3% oxygen desaturation and with or without 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

Average duration of central apnea (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

Average duration of hypopnea (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

Longest apnea (entire recording)

Sleep Monitoring/Polysomnography/Respiratory Event Lengths
longhyp
Maximum duration of hypopnea from type I polysomnography
Maximum duration of hypopnea from type I polysomnography

Longest hypopnea (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

Average duration of obstructive apnea (entire recording)

Sleep Monitoring/Polysomnography/Respiratory Event Lengths
overall
Overall study grade
Overall study grade

Overall study grade

Sleep Monitoring/Polysomnography/Signal Quality
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 Sleep Monitoring/Polysomnography/Sleep Architecture
pctsa75h
Percentage duration of sleep with oxygen saturation < 75% from type I polysomnography
Percentage duration of sleep with oxygen saturation < 75% from type I polysomnography Sleep Monitoring/Polysomnography/Sleep Architecture
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 Sleep Monitoring/Polysomnography/Sleep Architecture
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 Sleep Monitoring/Polysomnography/Sleep Architecture
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/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 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

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
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
waso
Wake After Sleep Onset: the total duration being awake between sleep onset and lights-on/out-bed time from type I polysomnography
Wake After Sleep Onset: the total duration being awake between sleep onset and lights-on/out-bed time from type I polysomnography Sleep Monitoring/Polysomnography/Sleep Architecture
essscor
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.

Search for all ESS variables within this dataset

Sleep Questionnaires/Hypersomnia/Epworth Sleepiness Scale (ESS)
fosq_actlev
Functional Outcomes of Sleep: Activity Level Score
Functional Outcomes of Sleep: Activity Level Score

Item from Functional Outcomes of Sleep Questionnaire. Weaver et. al, 1997 (Pubmed ID: 9415942)

Search for all Functional Outcomes of Sleep variables within this dataset

Sleep Questionnaires/Sleep Disturbance/Functional Outcomes of Sleep Questionnaire (FOSQ)
fosq_genprd
Functional Outcomes of Sleep: General Productivity Score
Functional Outcomes of Sleep: General Productivity Score

Item from Functional Outcomes of Sleep Questionnaire. Weaver et. al, 1997 (Pubmed ID: 9415942)

Search for all Functional Outcomes of Sleep variables within this dataset

Sleep Questionnaires/Sleep Disturbance/Functional Outcomes of Sleep Questionnaire (FOSQ)
fosq_global
Functional Outcomes of Sleep: Global Score
Functional Outcomes of Sleep: Global Score

Item from Functional Outcomes of Sleep Questionnaire. Weaver et. al, 1997 (Pubmed ID: 9415942)

Search for all Functional Outcomes of Sleep variables within this dataset

Sleep Questionnaires/Sleep Disturbance/Functional Outcomes of Sleep Questionnaire (FOSQ)
fosq_sexual
Functional Outcomes of Sleep: Sexual Activity Score
Functional Outcomes of Sleep: Sexual Activity Score

Item from Functional Outcomes of Sleep Questionnaire. Weaver et. al, 1997 (Pubmed ID: 9415942)

Search for all Functional Outcomes of Sleep variables within this dataset

Sleep Questionnaires/Sleep Disturbance/Functional Outcomes of Sleep Questionnaire (FOSQ)
fosq_socout
Functional Outcomes of Sleep: Social Outcome Score
Functional Outcomes of Sleep: Social Outcome Score

Item from Functional Outcomes of Sleep Questionnaire. Weaver et. al, 1997 (Pubmed ID: 9415942)

Search for all Functional Outcomes of Sleep variables within this dataset

Sleep Questionnaires/Sleep Disturbance/Functional Outcomes of Sleep Questionnaire (FOSQ)
fosq_vigiln
Functional Outcomes of Sleep: Vigilance Score
Functional Outcomes of Sleep: Vigilance Score

Item from Functional Outcomes of Sleep Questionnaire. Weaver et. al, 1997 (Pubmed ID: 9415942)

Search for all Functional Outcomes of Sleep variables within this dataset

Sleep Questionnaires/Sleep Disturbance/Functional Outcomes of Sleep Questionnaire (FOSQ)
askqst
Subject had help completing questionnaire
Subject had help completing questionnaire Administrative
date
Date entered in Epi-Info
Date entered in Epi-Info

Date entered in Epi-Info

Administrative
familyi
Family ID
Family ID

Family ID

Administrative
fatherid
Obfuscated PersonID of father of subject
Obfuscated PersonID of father of subject Administrative