codebook / nhanes2018 / DUQ215Q

DUQ215Q // How long has it been since you last smoked marijuana or hashish at least once a month for one year?

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attributes

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

Coded values

codemeaning
0 to 999Range of Values