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age_immi
under
Demographics/Acculturation
in
HCHS variables
The age of immigration is defined as if participant was not born in the US 50 states, then the age of immigration is equal to the participant's age minus years lived in the US or if participant was born in the US 50 states, then the age of immigration is equal to missing.
Age at time of study in years, based on start date of Sleep Heart Health Study Visit One (SHHS1) Polysomnography (PSG) recording. Values equal to 90 indicate an age of 90 or greater.