[R] meta-analysis of annualized event rate

[Michael Dewey]

At 18:51 11/09/2013, petretta at unina.it wrote:
>  r-help at r-project.org
>
>Dear all,
>
>I use R 2.15.2 for Windows 8
>
>I ask if it is possible perform a meta-analysis of annualized event
>rate from several studies reporting

Try metafor (from CRAN)

Look in the help for escalc for incidence rate ratio and see if that 
section fits the studies you have.


>1) number of patients enrolled (N)
>2) mean lenght of follow-up time (mo)
>3) annualized event rate (AER) (expressed as % person-year)
>
>I would like suggestions on package(s) and code.
>
>Many thanks in advance.
>
>
>
>
>
>--
>Mario Petretta
>Department of Translational Medical Sciences
>Naples University Federico II
>Italy
>
>

Michael Dewey
info at aghmed.fsnet.co.uk
http://www.aghmed.fsnet.co.uk/home.html