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Calculate basic summary statistics for demographics

Source: R/by_strata_by_trt.R
demographics_counts.Rd

Calculate summary statistics (n_non_missing, n_missing) on a variable for demographics endpoints.

Usage

demographics_counts(
  dat,
  cell_index,
  subjectid_var,
  stratify_by,
  strata_var,
  ...
)

Arguments

dat

data.table. The analysis data set.

cell_index

A vector of integers referencing the rows of dat (as specified by the INDEX_ column in dat) that match the population to be analyzed. See the "Endpoint Events" vignette in ramnog for more information.

subjectid_var

character. Name of the subject identifier variable in the data (default is "USUBJID").

stratify_by

character vector. Set of variables in the analysis data to stratify by.

strata_var

character. Variable in the analysis data to stratify by specific for this call.

...

Optional parameters.

Value

A data.table containing the summary statistics.