Descriptive Layer Class — DescriptiveLayer • pharmhand

Layer for continuous variable summaries including mean, SD, median, min, max, and other descriptive statistics.

Usage

DescriptiveLayer(
  target_var = character(0),
  by_vars = character(0),
  where = NULL,
  format_spec = NULL,
  label = NULL,
  metadata = list(),
  stats = c("n", "mean", "sd", "median", "min", "max"),
  precision = "auto"
)

Arguments

target_var: Character vector of variable names to summarize
by_vars: Character vector of grouping variables
where: Filter expression (quosure or NULL)
format_spec: Format specification for output
label: Optional label for the layer
metadata: Additional metadata
stats: Character vector of statistics to compute
precision: Integer or "auto" for decimal precision

Value

A DescriptiveLayer object

Examples

if (FALSE) { # \dontrun{
layer <- DescriptiveLayer(
  target_var = "AGE",
  by_vars = "TRT01P",
  stats = c("n", "mean", "sd", "median", "min", "max")
)
} # }