ard_stats_mcnemar_test: ARD McNemar's Test

In cardx: Extra Analysis Results Data Utilities

ARD McNemar's Test

Description

Analysis results data for McNemar's statistical test. We have two functions depending on the structure of the data.

• ard_stats_mcnemar_test() is the structure expected by stats::mcnemar.test()

• ard_stats_mcnemar_test_long() is one row per ID per group

Usage

ard_stats_mcnemar_test(data, by, variables, ...)

ard_stats_mcnemar_test_long(data, by, variables, id, ...)

Arguments

data	(data.frame) a data frame. See below for details.
by	(tidy-select) column name to compare by.
variables	(tidy-select) column names to be compared. Independent tests will be computed for each variable.
...	arguments passed to stats::mcnemar.test(...)
id	(tidy-select) column name of the subject or participant ID

Details

For the ard_stats_mcnemar_test() function, the data is expected to be one row per subject. The data is passed as stats::mcnemar.test(x = data[[variable]], y = data[[by]], ...). Please use table(x = data[[variable]], y = data[[by]]) to check the contingency table.

Value

ARD data frame

Examples

cards::ADSL |>
  ard_stats_mcnemar_test(by = "SEX", variables = "EFFFL")

set.seed(1234)
cards::ADSL[c("USUBJID", "TRT01P")] |>
  dplyr::mutate(TYPE = "PLANNED") |>
  dplyr::rename(TRT01 = TRT01P) %>%
  dplyr::bind_rows(dplyr::mutate(., TYPE = "ACTUAL", TRT01 = sample(TRT01))) |>
  ard_stats_mcnemar_test_long(
    by = TYPE,
    variable = TRT01,
    id = USUBJID
  )

cardx documentation built on Sept. 11, 2024, 9:12 p.m.