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study_pat_id under Administrative in NCHSDB variables
A pseudo identifier with a consistent crosswalk to the true identifier retained by the source Data Partner. For analytical data sets requiring patient-level data, only the pseudo identifier is used to link across all information belonging to a patient.
nsrrid under Administrative in ABC variables
The National Sleep Research Resource (NSRR) subject identifier links the subject's data and files.
nsrrid under Administrative in MROS variables
Obfuscated participant identifier provided for the NSRR by the MrOS Coordinating Center.
clusterid under Administrative in HEARTBEAT variables
The original site identifier was removed from the dataset because it was considered identifiable.
clusterid under Administrative in HOMEPAP variables
The original site identifier was removed from the dataset because it was identifiable.
nsrrid under Administrative in BESTAIR variables
The National Sleep Research Resource (NSRR) subject identifier links the subject's data and files.
nsrrid under Administrative in SHINE variables
The National Sleep Research Resource (NSRR) subject identifier links the subject's data and files.
apoe_id under Administrative in APOE variables
Unique identifier of the APoE participant
rand_siteid under Administrative in ABC variables
Recruitment site was a stratification factor for randomization.
nsrrid under Administrative in CFS variables
This subject identifier was created by the National Sleep Research Resource (NSRR) team to more easily match with file downloads.
nsrrid under Administrative in HEARTBEAT variables
This obfuscated subject ID was created by the National Sleep Research Resource (NSRR) team to more easily match with file downloads.
nsrrid under Administrative in HOMEPAP variables
This identifer links the subject's data and files.
subject_code under Administrative in STAGES variables
sleep_study_id under Administrative in NCHSDB variables
Pseudo identifier for each unique sleep study
siteid under Administrative in BESTAIR variables
Randomized participants were stratified by site. The site location has been recoded because it is an identifier.
psu_id under Administrative/Study Design in HCHS variables
This variable is the sample design clustering variable used in statistical analyses as the cluster variable that is combination of the field center and selected block group identifier.
nsrrid under Administrative in SOF variables
sofid under Administrative in SOF variables
The identifier used to link SOF datasets and polysomnography files.
wsc_id under Administrative in WSC variables
Randomly generated
nsrrid under Administrative in SHHS variables
This subject identifier was created by the National Sleep Research Resource (NSRR) team to more easily match with file downloads. Use 'pptid' to link with Biologic Specimen and Data Repository Information Coordinating Center (BioLINCC) and cohort-specific data.
nsrrid under Administrative in APPLES variables
This subject identifier was created by the National Sleep Research Resource (NSRR) team to more easily match with file downloads. Source: :appleid:
Id
id under Administrative in MSP variables
Subject identifier. Note that numbers are not sequential due to excluded participants. PSG ID value include S### (S001 to S132); values in SPSS file are numbered from 1 to 132.
subject under Administrative in FDCSR variables
Same study subject may have participated in more than one study
new_pid under Administrative in CHAT variables
This is the participant identifier that is present on Biologic Specimen and Data Repository Information Coordinating Center (BioLINCC) datasets. Use nsrrid when linking these data to other data on the National Sleep Research Resource (NSRR).
nsrrid under Administrative in CHAT variables
The National Sleep Research Resource (NSRR) subject identifer links the subject's data and files. Use new_pid to link with Biologic Specimen and Data Repository Information Coordinating Center (BioLINCC) and cohort-specific data.