Prepare data for a Sankey chart

prepare_sankey_data() prepares data for visualization in a Sankey chart.

Usage

prepare_sankey_data(data, response_col, response_vals)

Arguments

data

A data frame

response_col

A character string specifying the name of the column with response values

response_vals

A vector of response values to include in the Sankey chart

Value

A data frame summarizing the transitions between entry and exit response values, with columns Entry, Exit, and n representing the start, end and count of each transition.

Examples

if (FALSE) { # \dontrun{
mock_data <- data.frame(
    enrollment_id = rep(1:5, each = 2),
    personal_id = rep(1:5, each = 2),
    organization_id = 1,
    data_collection_stage = rep(c("Project start", "Project exit"), 5),
    status = c("A", "B", "A", "B", "B", "C", "A", "C", "A", "D")
)

prepare_sankey_data(mock_data, response_col = "status", response_vals = c("A", "B", "C"))
} # }