Re: [R] meta-analysis of annualized event rate (Michael Dewey)

2013-09-14 Thread petretta
Many thanks to Michael Dewey for the kindly replay. escalc (and metafor) works well !! -- Mario Petretta Department of Translational Medical Sciences Naples University Federico II Italy Michael Dewey ha scritto: At 18:51 11/09/2013, petre...@unina.it wrote: r-help@r-project.org Dear all,

Re: [R] meta-analysis of annualized event rate

2013-09-12 Thread Michael Dewey
At 18:51 11/09/2013, petre...@unina.it wrote: r-help@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

[R] meta-analysis of annualized event rate

2013-09-11 Thread petretta
r-help@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 1) number of patients enrolled (N) 2) mean lenght of follow-up time (mo) 3) annualized event rate (AER) (expressed as % person