ard_stats_mcnemar_test {cardx}

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
  )