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Convert weird values into NA's

check_values.Rd

Convert weird values into NA's

Usage

check_values(metabolite_vals, special_signs = "auto")

Arguments

metabolite_vals

a character vector containing measured metabolite values.

special_signs

a character vector of permitted special signs that should not be converted into NA's. Default to "auto", which converts < LOD,< LLOQ, > ULOQ, NA and \(\infty\), where ULOQ means upper limit of quantification, LLOQ means lower limit of quantification and LOD means limit of detection.