Name | Label | Folder | |
---|---|---|---|
nsrr_age
Subject age
|
Subject age
Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: sleepage5c 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: sleepage5c at Visit 5 |
Harmonized/Demographics | |
nsrr_race
Subject race
|
Subject race
Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: race1c at Visit 5 |
Harmonized/Demographics | |
nsrr_sex
Subject sex
|
Subject sex
Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: gender1 at Visit 5 |
Harmonized/Demographics | |
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 |
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 |
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_all5 |
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: slewake5 |
Harmonized/Polysomnography/Signal Quality | |
nsrr_pctdursp_s1
Percentage of total sleep duration (i.e., total sleep time, TST) in stage 1 from polysomnography
|
Percentage of total sleep duration (i.e., total sleep time, TST) in stage 1 from polysomnography
Harmonized by the NSRR team. Source: timest1p5 |
Harmonized/Polysomnography/Sleep Architecture | |
nsrr_pctdursp_s2
Percentage of total sleep duration (i.e., total sleep time, TST) in stage 2 from polysomnography
|
Percentage of total sleep duration (i.e., total sleep time, TST) in stage 2 from polysomnography
Harmonized by the NSRR team. Source: timest2p5 |
Harmonized/Polysomnography/Sleep Architecture | |
nsrr_pctdursp_s3
Percentage of total sleep duration (i.e., total sleep time, TST) in stage 3/4 from polysomnography
|
Percentage of total sleep duration (i.e., total sleep time, TST) in stage 3/4 from polysomnography
Harmonized by the NSRR team. Source: times34p5 |
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: timeremp5 |
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_s1sr
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: remlaiip5 |
Harmonized/Polysomnography/Sleep Architecture | |
nsrr_ttldurws_f1
Wake After Sleep Onset: the total duration being awake between sleep onset and lights-on/out-bed time from polysomnography
|
Wake After Sleep Onset: the total duration being awake between sleep onset and lights-on/out-bed time from polysomnography
Harmonized by the NSRR team. Source: waso5 |
Harmonized/Polysomnography/Sleep Architecture | |
nsrr_ttleffsp_f1
Sleep Efficiency: the ratio of total sleep duration (i.e., total sleep time) to in-bed period (i.e., time in bed) from polysomnography
|
Sleep Efficiency: the ratio of total sleep duration (i.e., total sleep time) to in-bed period (i.e., time in bed) from polysomnography
Harmonized by the NSRR team. Source: slp_eff5 |
Harmonized/Polysomnography/Sleep Architecture | |
nsrr_ttllatsp_f1
Sleep Latency: the interval between lights-out/in-bed time and sleep onset from polysomnography
|
Sleep Latency: the interval between lights-out/in-bed time and sleep onset from polysomnography
Harmonized by the NSRR team. Source: slp_lat5 |
Harmonized/Polysomnography/Sleep Architecture | |
nsrr_ttlmefsp_f1
Sleep Maintenance Efficiency: the proportion of total sleep duration (i.e., total sleep time) in sleep period (i.e., interval between sleep onset and offset including wake) from polysomnography
|
Sleep Maintenance Efficiency: the proportion of total sleep duration (i.e., total sleep time) in sleep period (i.e., interval between sleep onset and offset including wake) from polysomnography
Harmonized by the NSRR team. Source: slp_maint_eff5 |
Harmonized/Polysomnography/Sleep Architecture | |
nsrr_ttlprdbd_f1
Total In-bed Period: the interval between lights off/in-bed time and lights on/out-bed time from polysomnography
|
Total In-bed Period: the interval between lights off/in-bed time and lights on/out-bed time from polysomnography
Harmonized by the NSRR team. Conventionally, this would be called time in bed (TIB) |
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: rem_lat15 |
Harmonized/Polysomnography/Sleep Architecture |