petretta at unina.it
2013-Sep-14 10:44 UTC
[R] meta-analysis of annualized event rate (Michael Dewey)
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 <info at aghmed.fsnet.co.uk> ha scritto:> 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 -- Mario Petretta Department of Translational Medical Sciences Naples University Federico II Italy