`ECQ020` // Did {SP NAME's} biological mother smoke at any time while she was pregnant with {him/her}?

→ use this variable in analysis ← back to dataset

attributes

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

Coded values

code	meaning
`1`	Yes
`2`	No