Dear R Users, I'm looking for a package that allows to test hypothesis about a homogeneity of odds ratio in k 2x2 tables. I know that Breslow-Day is suitable but does anybody could me point out a package? I found diffR, but as far as I see this package is for IRT theory. Best, Robert
On Nov 16, 2010, at 10:08 AM, Robert Ruser wrote:> Dear R Users, > I'm looking for a package that allows to test hypothesis about a > homogeneity of odds ratio in k 2x2 tables. I know that Breslow-Day is > suitable but does anybody could me point out a package? I found diffR, > but as far as I see this package is for IRT theory.Try searching: search.r-project.org/cgi-bin/namazu.cgi?query=&max=100&result=normal&sort=score&idxname=Rhelp10&idxname=Rhelp08&idxname=Rhelp02&idxname=functions At least two of the links point to this: math.montana.edu/~jimrc/classes/stat524/Rcode/breslowday.test.r -- David Winsemius, MD West Hartford, CT