Name | Label | Folder | |
---|---|---|---|
nsrr_bmi
Body mass index (BMI)
|
Body mass index (BMI)
Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: bmiblquan |
Harmonized/Anthropometry | |
nsrr_bp_diastolic
Diastolic blood pressure
|
Diastolic blood pressure
Average resting diastolic blood pressure of two measurements collected in the morning from the upper arm. In cases where either of the measurements was missing, the average was calculated discarding the missing value. |
Harmonized/Clinical Data | |
nsrr_bp_systolic
Systolic blood pressure
|
Systolic blood pressure
Average resting systolic blood pressure of two measurements collected in the morning from the upper arm. In cases where either of the measurements was missing, the average was calculated discarding the missing value. |
Harmonized/Clinical Data | |
nsrr_age
Subject age
|
Subject age
Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: age |
Harmonized/Demographics | |
nsrr_age_gt89
Indicate whether the subject's age (in years) used during date obfuscation is greater than 89 years.
|
Indicate 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 |
Harmonized/Demographics | |
nsrr_race
Subject race
|
Subject race
Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: ethnicity |
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_ever_smoker
Ever smoked cigarettes
|
Ever smoked cigarettes
Indicates whether subject ever regularly smoked cigarettes. |
Harmonized/Lifestyle and Behavioral Health | |
nsrr_ahi_chicago1999
Apnea-Hypopnea Index: (All apneas + hypopneas with >50% flow reduction or discernible flow reduction with >=3% desat or arousal) / hour of sleep
|
Apnea-Hypopnea Index: (All apneas + hypopneas with >50% flow reduction or discernible flow reduction with >=3% desat or arousal) / 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: arousalindexcalc |
Harmonized/Polysomnography/Arousal | |
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: pertsts1psg |
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: pertsts2psg |
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: pertsts3psg and pertsts4psg |
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: pertstrempsg |
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_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: wasoqcpsg |
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: sleepeffpsg |
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: soflopsg |
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: soremfsopsg |
Harmonized/Polysomnography/Sleep Architecture |