Publish (version 2023.01.17)

table2x2: 2x2 table calculus for teaching

Description

2x2 table calculus for teaching

Usage

table2x2(
  x,
  digits = 1,
  conf.level = 0.95,
  stats = c("table", "rd", "rr", "or", "chisq", "fisher")
)

Value

see example

Arguments

x

2x2 table

digits

rounding digits

conf.level

Confidence level used for constructing confidence intervals. Default is 0.95.

stats

subset or all of c("table","rd","or","rr","chisq","fisher") where rd= risk difference, rr = risk ratio, or = odds ratio, chisq = chi-square test, fisher= fisher's exact test and table = the 2x2 table

Author

Thomas A. Gerds <[e-mail]>

Details

2x2 table calculus for teaching

Examples

table2x2(table("marker"=rbinom(100,1,0.4),"response"=rbinom(100,1,0.1)))
table2x2(matrix(c(71,18,38,8),ncol=2),stats="table")
table2x2(matrix(c(71,18,38,8),ncol=2),stats=c("rr","fisher"))