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Files

Variables

	Name	Label	Folder
	nsrr_ever_smoker Ever smoked cigarettes	Ever smoked cigarettes Indicates whether subject ever regularly smoked cigarettes.No means less than 20 packs in a lifetime or less than 1 cigarette for 1 year. Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: shq_eversmoked at Baseline	Harmonized/Lifestyle and Behavioral Health

Best Apnea Interventions in Research