count.fourfold {diffdepprop} R Documentation

## Counts the numbers of discordance and concordance of two tests

### Description

In the case two dependent tests shall be compared a fourfold table is mostly needed. count.fourfold counts the numbers of concordance and discordance of both tests.

### Usage

count.fourfold(data, col.test1, col.test2)


### Arguments

 data name of the data col.test1 number of column representing the first test col.test2 number of column representing the second test

### Value

A vector containing the four entries of the fourfold table, row wise listed

### Author(s)

Daniela Wenzel, Antonia Zapf

### Examples

# create a data set with zero and ones for each of both tests
v1=c(rep(1,10),rep(0,4),rep(1,8),rep(0,8))
v2=c(rep(0,10),rep(1,5),rep(0,5),rep(1,10))
n=c(seq(1,30,1))
new=cbind(n,v1,v2)
# count the number of concordance and discordance
count.fourfold(new,1,2)


[Package diffdepprop version 0.1-9 Index]