class_esrd_outcome: Label CKD stages or ESRD outcomes.

In kfre: Kidney Failure Risk Equation (KFRE) Tools

Label CKD stages or ESRD outcomes.

Description

Label CKD stages or ESRD outcomes.

Usage

class_esrd_outcome(
  df,
  col,
  years,
  duration_col,
  prefix = NULL,
  create_years_col = TRUE
)

Arguments

df	Data frame with an eGFR column.
col	Column name with ESRD event indicator, 0 or 1.
years	Integer horizon, 2 or 5.
duration_col	Column name with follow up time in days.
prefix	Optional prefix for the derived outcome column.
create_years_col	Logical, add a ⁠<years>_year_outcome⁠ column.

Value

The modified data frame with added label columns.

Examples

df <- data.frame(
  eGFR = c(90, 45, 25, 10),
  esrd = c(0, 0, 1, 0),
  followup_days = c(365, 800, 500, 1200)
)
class_esrd_outcome(
  df,
  col = "esrd",
  years = 2,
  duration_col = "followup_days"
)

kfre documentation built on Aug. 28, 2025, 9:09 a.m.