Uses table() to display the variables contained within an SDTM
formatted data frame. Additionally can be split by STUDYID to display the
options across multiple studies.
Usage
table_variables(domain, data, by_STUDYID = FALSE)
Arguments
- domain
Character. The two letter code for the domain which matches the data.
Character string. Domains included: "DM", "LB", "RP", "MB", "MP", "SA",
"IN", "VS", "DS", "RS", "PO", "SC", "HO", "ER" & "DD".
- data
Domain data frame.
- by_STUDYID
Boolean. Split data by STUDYID if TRUE. Default is FALSE.
Value
For Demographics (DM) domain, a character list with the column names.
For all other domains, a table class object listing the variables under
–TESTCD or INTRT, MPLOC, DSDECOD; where – is the two letter domain name.
Examples
table_variables("LB", LB_RPTESTB)
#>
#> HCG HGB PLAT
#> 1 6 3
table_variables("VS", VS_RPTESTB, by_STUDYID = TRUE)
#>
#> BMI HEIGHT TEMP WEIGHT
#> RPTESTB 3 3 9 3
