codebook / nhanes2018 / SMD030

SMD030 // How old {were you/was SP} when {you/s/he} first started to smoke cigarettes fairly regularly?

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attributes

datasetnhanes2018 · NHANES 2017-2018 Cycle
typecategorical
role
data fileSMQ_J
keywords

Coded values

codemeaning
7 to 76Range of Values
0Never smoked cigarettes regularly