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Recode smoking status (Never/Previous/Current) https://biobank.ndph.ox.ac.uk/showcase/field.cgi?id=20116

leo_smoking_status.Rd

Recode smoking status (Never/Previous/Current) https://biobank.ndph.ox.ac.uk/showcase/field.cgi?id=20116

Usage

leo_smoking_status(smoking_status, ...)

Arguments

smoking_status

Numeric/character vector, usually from p20116.

Value

Factor with levels "Never", "Previous", "Current"; NA for negative/special codes or others.