This list is about general help for coding in R. I see no indication of that in your query, which appears to concern statistical methodology. In any case, R has a meta-analysis SIG that would seem to fit your query better: https://stat.ethz.ch/mailman/listinfo/r-sig-meta-analysis
Cheers, Bert On Tue, Mar 21, 2023 at 9:47 AM Pier-Alexandre Tardif <pier-alexandre.tardi...@ulaval.ca> wrote: > > Good morning, > > We're undertaking a meta-analysis in which we have an association between a > dichotomous outcome (mortality) and a categorical variable with multiple > choices (usually between 3 and 4). However, the reference isnt always the > same, so we could have study A who present results with A/B/C/D categories > with «A» as reference, but study B who presents results with the same A/B/C/D > categories but with B as the reference. In the case of a dichotomous variable > and an odds ratio, we could ensure a common denominator among the study using > 1/OR. Is there any reliable way to do so with a categorical variable (with OR > mostly, and possibly relative risks [RR])? > > Thanks in advance, > > Pier-Alex > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.