`LBDNFOAL` // n-perfluorooctanoic acid (n-PFOA) Comment Code

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attributes

dataset	nhanes2018 · NHANES 2017-2018 Cycle
type	`categorical`
role
data file	`PFAS_J`
keywords

Coded values

code	meaning
`0`	At or above the detection limit
`1`	Below lower detection limit