Re: [R] perform subgroup meta-analysis and create forest plot displaying subgroups

2009-03-10 Thread Steven Lubitz
rnd Subject: Re: [R] perform subgroup meta-analysis and create forest plot displaying subgroups To: slubi...@yahoo.com, r-help@r-project.org Date: Tuesday, March 10, 2009, 2:31 AM Steven Lubitz schrieb: > Hello, I'm using the rmeta package to perform a meta analysis using > summary

[R] perform subgroup meta-analysis and create forest plot displaying subgroups

2009-03-09 Thread Steven Lubitz
Hello, I'm using the rmeta package to perform a meta analysis using summary statistics rather than raw data, and would like to analyze the effects in three different subgroups of my data. Furthermore, I'd like to plot this on one forest plot, with corresponding summary weighted averages of the

Re: [R] merge data frames with same column names of different lengths and missing values

2009-03-07 Thread Steven Lubitz
rbind(x,y) Error in rbind(deparse.level, ...) :   numbers of columns of arguments do not match Any ideas? Thanks, Steve --- On Sat, 3/7/09, Phil Spector wrote: From: Phil Spector Subject: Re: [R] merge data frames with same column names of different lengths and missing values To: "Steven L

[R] merge data frames with same column names of different lengths and missing values

2009-03-06 Thread Steven Lubitz
Hello, I'm switching over from SAS to R and am having trouble merging data frames. The data frames have several columns with the same name, and each has a different number of rows. Some of the values are missing from cells with the same column names in each data frame. I had hoped that when I m