[R] woby2 (Odds Ratio) for variables with 3 or more levels

[Michael Friendly]

You may want loddsratio in the vcdExtra package

On 6/10/2013 12:27 PM, Vlatka Matkovic Puljic wrote:
> Dear all,
>
> I am using Epi package to calculate Odds ratio in my bivariate analysis.
> How can I make *twoby2 *in variables that have 3 or more levels.
>
> For example:
> I have 4 level var (Age)
> m=matrix(c(290, 100,232, 201, 136, 99, 182, 240), nrow=4, ncol=2)
> library (Epi)
> twoby2(m)
>
> R gives me only
> Comparing : Row 1 vs. Row 2
>
> While I would like to have reference value in Row 1, and compare Row 2, Row
> 3 and Row 4 with it.
>
>
> Thanks for your help!
>
> 	[[alternative HTML version deleted]]
>


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Michael Friendly     Email: friendly AT yorku DOT ca
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