codebook / nhanes2018 / PFQ057

PFQ057 // {Are you/Is SP} limited in any way because of difficulty remembering or because {you/s/he} experience{s} periods of confusion?

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attributes

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

Coded values

codemeaning
1Yes
2No