| Name | Label | Folder | |
|---|---|---|---|
|
sofid
Study of Osteoporotic Fractures (SOF) Public Data Release ID
|
Study of Osteoporotic Fractures (SOF) Public Data Release ID
The identifier used to link SOF datasets and polysomnography files. |
Administrative | |
|
gender
Gender
|
Gender | Demographics | |
|
nsrr_bmi
Body mass index (BMI)
|
Body mass index (BMI)
Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: "v8bmi: at Visit 8 |
Harmonized/Anthropometry | |
|
nsrr_bp_diastolic
Diastolic blood pressure
|
Diastolic blood pressure
Resting diastolic blood pressure from the upper arm. Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: v8lbpdia at Visit 8 |
Harmonized/Clinical Data | |
|
nsrr_bp_systolic
Systolic blood pressure
|
Systolic blood pressure
Resting systolic blood pressure collected from the upper arm. Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: v8lbpsys at Visit 8 |
Harmonized/Clinical Data | |
|
nsrr_age
Subject age
|
Subject age
Participant ages greater than 89 have been recoded into 90 for de-identification purposes. |
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
All ages greater than 89 have been recoded to 90. Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: v8age at Visit 8 |
Harmonized/Demographics | |
|
nsrr_race
Subject race
|
Subject race
Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: race at Visit 8 |
Harmonized/Demographics | |
|
nsrr_sex
Subject sex
|
Subject sex
Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: gender |
Harmonized/Demographics | |
|
nsrr_current_smoker
Currently smoking cigarettes
|
Currently smoking cigarettes
Indicates whether subject currently smokes cigarettes. |
Harmonized/Lifestyle and Behavioral Health | |
|
nsrr_ahi_hp3r_aasm15
Apnea-Hypopnea Index: (All apneas + hypopneas with >=30% nasal cannula [or alternative sensor] reduction and >= 3% oxygen desaturation or with arousal) / hour of sleep
|
Apnea-Hypopnea Index: (All apneas + hypopneas with >=30% nasal cannula [or alternative sensor] reduction and >= 3% oxygen desaturation or with arousal) / hour of sleep
Harmonized by the NSRR team. |
Harmonized/Polysomnography/Apnea-Hypopnea Indices | |
|
nsrr_ahi_hp3u
Apnea-Hypopnea Index: (All apneas + hypopneas with >= 3% oxygen desaturation) / hour of sleep
|
Apnea-Hypopnea Index: (All apneas + hypopneas with >= 3% oxygen desaturation) / hour of sleep
Harmonized by the NSRR team. Refer to the source for detailed definition for respiratory events: ahi_a0h3 at Visit 8 |
Harmonized/Polysomnography/Apnea-Hypopnea Indices | |
|
nsrr_ahi_hp4r
Apnea-Hypopnea Index: (All apneas + hypopneas with >= 4% oxygen desaturation or with arousal) / hour of sleep
|
Apnea-Hypopnea Index: (All apneas + hypopneas with >= 4% oxygen desaturation or with arousal) / hour of sleep
Harmonized by the NSRR team. Refer to the source for detailed definition for respiratory events: ahi_a0h4a at Visit 8 |
Harmonized/Polysomnography/Apnea-Hypopnea Indices | |
|
nsrr_ahi_hp4u_aasm15
Apnea-Hypopnea Index: (All apneas + hypopneas with >=30% nasal cannula [or alternative sensor] reduction with >= 4% oxygen desaturation) / hour of sleep
|
Apnea-Hypopnea Index: (All apneas + hypopneas with >=30% nasal cannula [or alternative sensor] reduction with >= 4% oxygen desaturation) / hour of sleep
Harmonized by the NSRR team. |
Harmonized/Polysomnography/Apnea-Hypopnea Indices | |
|
nsrr_phrnumar_f1
Arousal Index: Number of arousals per hour of sleep from polysomnography
|
Arousal Index: Number of arousals per hour of sleep from polysomnography
Harmonized by the NSRR team. Source: ai_all at Visit 8 |
Harmonized/Polysomnography/Arousal | |
|
nsrr_flag_spsw
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.
|
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.
Harmonized by the NSRR team. Source: slewake at Visit 8 |
Harmonized/Polysomnography/Signal Quality | |
|
nsrr_pctdursp_s1
Percentage of total sleep duration (i.e., total sleep time, TST) in stage 1 (N1) from polysomnography
|
Percentage of total sleep duration (i.e., total sleep time, TST) in stage 1 (N1) from polysomnography
Harmonized by the NSRR team. Source: tmstg1p at Visit 8 |
Harmonized/Polysomnography/Sleep Architecture | |
|
nsrr_pctdursp_s2
Percentage of total sleep duration (i.e., total sleep time, TST) in stage 2 (N2) from polysomnography
|
Percentage of total sleep duration (i.e., total sleep time, TST) in stage 2 (N2) from polysomnography
Harmonized by the NSRR team. Source: tmstg2p at Visit 8 |
Harmonized/Polysomnography/Sleep Architecture | |
|
nsrr_pctdursp_s3
Percentage of total sleep duration (i.e., total sleep time, TST) in stage 3/4 (N3) from polysomnography
|
Percentage of total sleep duration (i.e., total sleep time, TST) in stage 3/4 (N3) from polysomnography
Harmonized by the NSRR team. Source: tmstg34p at Visit 8 |
Harmonized/Polysomnography/Sleep Architecture | |
|
nsrr_pctdursp_sr
Percentage of total sleep duration (i.e., total sleep time, TST) in REM from polysomnography
|
Percentage of total sleep duration (i.e., total sleep time, TST) in REM from polysomnography
Harmonized by the NSRR team. Source: tmremp at Visit 8 |
Harmonized/Polysomnography/Sleep Architecture | |
|
nsrr_ttldursp_f1
Total Sleep Duration: the interval between sleep onset and sleep offset while the participant is asleep from polysomnography
|
Total Sleep Duration: the interval between sleep onset and sleep offset while the participant is asleep from polysomnography
Conventionally, this would be called total sleep time (TST) (i.e. total time spent in stage 1 or greater). |
Harmonized/Polysomnography/Sleep Architecture | |
|
nsrr_ttldursp_s1s4
REM Sleep Latency: the interval between the first sleep epoch and REM sleep excluding wake
|
REM Sleep Latency: the interval between the first sleep epoch and REM sleep excluding wake
Harmonized by the NSRR team. Source: remlaiip at Visit 8 |
Harmonized/Polysomnography/Sleep Architecture | |
|
nsrr_ttleffsp_f1
Sleep Efficiency: the ratio of sleep duration (i.e., total sleep time, TST) to in-bed period frompolysomnography
|
Sleep Efficiency: the ratio of sleep duration (i.e., total sleep time, TST) to in-bed period frompolysomnography
Harmonized by the NSRR team. Source: slp_eff at Visit 8 |
Harmonized/Polysomnography/Sleep Architecture | |
|
nsrr_ttllatsp_f1
Sleep Latency: the interval between lights-out/in-bed time and sleep onset time from polysomnography
|
Sleep Latency: the interval between lights-out/in-bed time and sleep onset time from polysomnography
Harmonized by the NSRR team. Source: slplatp at Visit 8 |
Harmonized/Polysomnography/Sleep Architecture | |
|
nsrr_ttlprdbd_f1
Total period of bed (i.e., time in bed) from polysomnography
|
Total period of bed (i.e., time in bed) from polysomnography
Harmonized by the NSRR team. Source: timebedp at Visit 8 |
Harmonized/Polysomnography/Sleep Architecture | |
|
nsrr_ttlprdsp_s1sr
REM Sleep Latency: the interval between the first sleep epoch and REM sleep including wake
|
REM Sleep Latency: the interval between the first sleep epoch and REM sleep including wake
Harmonized by the NSRR team. Source: remlaip at Visit 8 |
Harmonized/Polysomnography/Sleep Architecture | |
|
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 II 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 II 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 II 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 II 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.] |
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 II 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 II 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 (alternative) 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.]. |
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 II 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 II 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 II 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 II 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 II 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 II 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.] |
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 II 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 II 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 (alternative) 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.]. |
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 II 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 II 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 II 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 II 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 II 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 II 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.] |
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 II 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 II 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 (alternative) 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.]. |
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 II 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 II 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 II polysomnography
|
Central Apnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type II 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 II polysomnography
|
Obstructive Apnea Index: (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type II polysomnography | 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 II 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 II polysomnography
Calculated - Summary metric of sleep disordered breathing events |
Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices | |
|
rdi3p
Apnea-Hypopnea Index: Apneas with >=3% oxygen desaturation and with or without arousal+ hypopneas with > 30% flow reduction and >=3% oxygen desaturation and with or without arousal / hour of sleep from type II polysomnography
|
Apnea-Hypopnea Index: Apneas with >=3% oxygen desaturation and with or without arousal+ hypopneas with > 30% flow reduction and >=3% oxygen desaturation and with or without arousal / hour of sleep from type II polysomnography
Calculated - Summary metric of sleep disordered breathing events |
Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices | |
|
rdi3pa
Apnea-Hypopnea Index: Apneas with >=3% oxygen desaturation or with arousal+ hypopneas with > 30% flow reduction and >=3% oxygen desaturation or with arousal / hour of sleep from type II polysomnography
|
Apnea-Hypopnea Index: Apneas with >=3% oxygen desaturation or with arousal+ hypopneas with > 30% flow reduction and >=3% oxygen desaturation or with arousal / hour of sleep from type II polysomnography
Calculated - Summary metric of sleep disordered breathing events |
Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices | |
|
rdi4p
Apnea-Hypopnea Index: Apneas with >=4% oxygen desaturation and with or without arousal+ hypopneas with > 30% flow reduction and >=4% oxygen desaturation and with or without arousal / hour of sleep from type II polysomnography
|
Apnea-Hypopnea Index: Apneas with >=4% oxygen desaturation and with or without arousal+ hypopneas with > 30% flow reduction and >=4% oxygen desaturation and with or without arousal / hour of sleep from type II 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 II polysomnography
|
Arousal Index: Number of arousals per hour of sleep from type II polysomnography
Total number of arousals per hour of sleep. Ratio of count of arousals to total sleep time in hours. |
Sleep Monitoring/Polysomnography/Arousals | |
|
noplm
Total number of periodic limb movements in sleep from type II polysomnography
|
Total number of periodic limb movements in sleep from type II polysomnography | Sleep Monitoring/Polysomnography/Limb Movements | |
|
plmaslp
Total number of periodic limb movements with arousal from type II polysomnography
|
Total number of periodic limb movements with arousal from type II polysomnography | Sleep Monitoring/Polysomnography/Limb Movements | |
|
avgsat
Average oxygen saturation during total sleep duration from type II polysomnography
|
Average oxygen saturation during total sleep duration from type II polysomnography | Sleep Monitoring/Polysomnography/Oxygen Saturation | |
|
minsat
Minimum oxygen saturation during total sleep duration from type II polysomnography
|
Minimum oxygen saturation during total sleep duration from type II polysomnography
Lowest oxygen saturation (SaO2)% during sleep |
Sleep Monitoring/Polysomnography/Oxygen Saturation | |
|
longap
Maximum duration of apnea from type II polysomnography
|
Maximum duration of apnea from type II polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Lengths | |
|
longhyp
Maximum duration of hypopnea associated with > 30% flow reduction and > 0% oxygen desaturation and with or without arousal from type II polysomnography
|
Maximum duration of hypopnea associated with > 30% flow reduction and > 0% oxygen desaturation and with or without arousal from type II polysomnography
entire recording |
Sleep Monitoring/Polysomnography/Respiratory Event Lengths | |
|
oavgdur
Average duration of obstructive apnea from type II polysomnography
|
Average duration of obstructive apnea from type II polysomnography
entire recording |
Sleep Monitoring/Polysomnography/Respiratory Event Lengths | |
|
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
1=Position sensor working |
Sleep Monitoring/Polysomnography/Signal Quality | |
|
quoxim
Quality of oximetry
|
Quality of oximetry | Sleep Monitoring/Polysomnography/Signal Quality | |
|
slp_eff
Sleep Efficiency: the ratio of sleep duration (i.e. total sleep time) to in-bed period from type II polysomnography
|
Sleep Efficiency: the ratio of sleep duration (i.e. total sleep time) to in-bed period from type II polysomnography
Sleep duration is the interval between sleep onset time and lights on/out-bed time while asleep (i.e. total sleep time, TST), while in-bed period is the interval between lights off/in-bed time and lights on/out-bed time (i.e. time in bed, TIB). |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
|
slpprdp
Total Sleep Duration: the interval between sleep onset and sleep offset while the participant is asleep from type II polysomnography
|
Total Sleep Duration: the interval between sleep onset and sleep offset while the participant is asleep from type II polysomnography
Conventionally this variable would be called total sleep time (TST)(i.e. total time spent in stage 1 or greater). |
Sleep Monitoring/Polysomnography/Sleep Architecture | |
|
nsrrid
NSRR Subject Identifier
|
NSRR Subject Identifier | Administrative | |
|
v8folall
Overall follow-up time since visit 8
|
Overall follow-up time since visit 8 | Administrative | |
|
visit
Visit number
|
Visit number
The Study of Osteoporotic Fractures (SOF) Visit where the data were collected/derived. |
Administrative | |
|
v4hipg
Hip
|
Hip
This variable was collected at visit 4, a different timepoint than the 'Visit 8' sleep variables |
Anthropometry | |
|
v4wais
Waist
|
Waist
This variable was collected at visit 4, a different timepoint than the 'Visit 8' sleep variables |
Anthropometry | |
|
v4wsthip
Waist to hip ratio
|
Waist to hip ratio
This variable was collected at visit 4, a different timepoint than the 'Visit 8' sleep variables |
Anthropometry | |
|
v8bmi
Body Mass Index (BMI)
|
Body Mass Index (BMI) | Anthropometry | |
|
v8hght
Height
|
Height | Anthropometry | |
|
v8wght
Weight
|
Weight | Anthropometry | |
|
v8brstca
Indicators of occurrence of breast cancer
|
Indicators of occurrence of breast cancer | Clinical Data/Incident Outcomes | |
|
v8dthash
Atherosclerosis cardio death
|
Atherosclerosis cardio death | Clinical Data/Incident Outcomes/Cardiovascular Diseases | |
|
v8dthchd
Ischemic heart disease (IHD) death
|
Ischemic heart disease (IHD) death | Clinical Data/Incident Outcomes/Cardiovascular Diseases | |
|
v8dthstk
Stroke death
|
Stroke death | Clinical Data/Incident Outcomes/Cardiovascular Diseases | |
|
v8dthsud
Ischemic heart disease (IHD) and sudden death
|
Ischemic heart disease (IHD) and sudden death | Clinical Data/Incident Outcomes/Cardiovascular Diseases | |
|
v1lbppls
Pulse lying down
|
Pulse lying down
This variable was collected at visit 1, a different timepoint than the 'Visit 8' sleep variables |
Clinical Data/Vital Signs | |
|
v1sbppls
Pulse standing
|
Pulse standing
This variable was collected at visit 1, a different timepoint than the 'Visit 8' sleep variables |
Clinical Data/Vital Signs | |
|
v8ppls
Average pulse
|
Average pulse | Clinical Data/Vital Signs | |
|
v1lidias
Diastolic blood pressure (DBP) lying down
|
Diastolic blood pressure (DBP) lying down
This variable was collected at visit 1, a different timepoint than the 'Visit 8' sleep variables |
Clinical Data/Vital Signs/Seated Blood Pressure | |
|
v1lisys
Systolic blood pressure (SBP) lying down
|
Systolic blood pressure (SBP) lying down
This variable was collected at visit 1, a different timepoint than the 'Visit 8' sleep variables |
Clinical Data/Vital Signs/Seated Blood Pressure | |
|
v1stddia
Diastolic blood pressure (DBP) standing up
|
Diastolic blood pressure (DBP) standing up
This variable was collected at visit 1, a different timepoint than the 'Visit 8' sleep variables |
Clinical Data/Vital Signs/Seated Blood Pressure | |
|
v1stdsys
Systolic blood pressure (SBP) standing up
|
Systolic blood pressure (SBP) standing up
This variable was collected at visit 1, a different timepoint than the 'Visit 8' sleep variables |
Clinical Data/Vital Signs/Seated Blood Pressure | |
|
v8lbpdia
Diastolic blood pressure (DBP) sitting down from Visit 8
|
Diastolic blood pressure (DBP) sitting down from Visit 8 | Clinical Data/Vital Signs/Seated Blood Pressure | |
|
v8lbpsys
Systolic blood pressure (SBP) sitting down from Visit 8
|
Systolic blood pressure (SBP) sitting down from Visit 8 | Clinical Data/Vital Signs/Seated Blood Pressure | |
|
v9sitdia
Diastolic blood pressure (DBP) sitting down
|
Diastolic blood pressure (DBP) sitting down
This variable was collected at visit 9, a different timepoint than the 'Visit 8' sleep variables |
Clinical Data/Vital Signs/Seated Blood Pressure | |
|
v9sitsys
Systolic blood pressure (SBP) sitting down
|
Systolic blood pressure (SBP) sitting down
This variable was collected at visit 9, a different timepoint than the 'Visit 8' sleep variables |
Clinical Data/Vital Signs/Seated Blood Pressure | |
|
age_category
Age (categorical)
|
Age (categorical)
Age categorized into: 74 and under, 75 to 84, or 85 and older. Source: v8age at Visit 8 |
Demographics | |
|
race
Race
|
Race | Demographics | |
|
v8age
Age of participant
|
Age of participant
Participant ages greater than 89 have been recoded into 90 for de-identification purposes. |
Demographics | |
|
v1drink
In the past 12 months, have you had at least one drink of any kind of alcoholic beverage?
|
In the past 12 months, have you had at least one drink of any kind of alcoholic beverage?
This variable was collected at visit 1, a different timepoint than the 'Visit 8' sleep variables |
Lifestyle and Behavioral Health | |
|
v1drwka
Drinks per week adjusted for atypical drinking
|
Drinks per week adjusted for atypical drinking
This variable was collected at visit 1, a different timepoint than the 'Visit 8' sleep variables |
Lifestyle and Behavioral Health | |
|
v8dr30
During the last 30 days, have you had at least one drink of any kind of alcoholic beverage? (Including beer, wine, or mixed drinks such as martinis or manhattans.)
|
During the last 30 days, have you had at least one drink of any kind of alcoholic beverage? (Including beer, wine, or mixed drinks such as martinis or manhattans.) | Lifestyle and Behavioral Health | |
|
v8drwk30
Which one of these statements comes closest to describing how often you drank any alcoholic beverages in the last 30 days?
|
Which one of these statements comes closest to describing how often you drank any alcoholic beverages in the last 30 days? | Lifestyle and Behavioral Health | |
|
v8smok
Do you currently smoke cigarettes?
|
Do you currently smoke cigarettes? | Lifestyle and Behavioral Health | |
|
v1diabcl
Diabetes with insulin info
|
Diabetes with insulin info
This variable was collected at visit 1, a different timepoint than the 'Visit 8' sleep variables |
Medical History | |
|
v1hyten
Hypertension status
|
Hypertension status
Defined by systolic blood pressure > 160, diastolic blood pressure > 90, or use of thiazides. This variable was collected at visit 1, a different timepoint than the 'Visit 8' sleep variables. |
Medical History | |
|
v2echf
Has a doctor ever told you that you have congestive heart failure (CHF)?
|
Has a doctor ever told you that you have congestive heart failure (CHF)?
This variable was collected at visit 2, a different timepoint than the 'Visit 8' sleep variables |
Medical History | |
|
v2enghrt
Has a doctor ever told you that you have an enlarged heart?
|
Has a doctor ever told you that you have an enlarged heart?
This variable was collected at visit 2, a different timepoint than the 'Visit 8' sleep variables |
Medical History | |
|
v4ekg
Has a doctor ever told you that you have an abnormal EKG, ECG, or electrocardiogram?
|
Has a doctor ever told you that you have an abnormal EKG, ECG, or electrocardiogram?
This variable was collected at visit 4, a different timepoint than the 'Visit 8' sleep variables |
Medical History | |
|
v4hrtdtx
Are you currently being treated for this condition by a doctor?
|
Are you currently being treated for this condition by a doctor?
This variable was collected at visit 4, a different timepoint than the 'Visit 8' sleep variables |
Medical History | |
|
v4seiz
Has a doctor ever told you that you have seizures (fits or convulsions)?
|
Has a doctor ever told you that you have seizures (fits or convulsions)?
This variable was collected at visit 4, a different timepoint than the 'Visit 8' sleep variables |
Medical History | |
|
v5scancr
In the last two years, has a doctor told you that you have cancer?
|
In the last two years, has a doctor told you that you have cancer?
This variable was collected at visit 5, a different timepoint than the 'Visit 8' sleep variables |
Medical History | |
|
v6sangin
Has a doctor or other health care provider ever told you that you had angina?
|
Has a doctor or other health care provider ever told you that you had angina?
This variable was collected at visit 6, a different timepoint than the 'Visit 8' sleep variables |
Medical History |