summary(m.out) is a list with items with those names. Once you know
the names, you can extract them in the same way as you'd extract any
element from a list: by name, by position, etc.
On Sun, Jun 26, 2011 at 10:48 AM, Ana Kolar <annako...@yahoo.com> wrote:
> Thank you Sarah!
> But names(summary(m.out)) gives only the names and no data. I actually need
> to extract data (to get a table of data out of that list so that it can be
> analysed further on).
> Any idea regarding that?
> Ana
>
> ________________________________
> From: Sarah Goslee <sarah.gos...@gmail.com>
> To: Ana Kolar <annako...@yahoo.com>
> Cc: R <r-help@r-project.org>
> Sent: Sunday, 26 June 2011, 16:11
> Subject: Re: [R] how to extract data from a function printout - example
> provided
>
> As a start, run matchit() for a test dataset and look at:
> names(m.out)
> and
> names(summary(m.out))
> You can save those named components in the usual ways.
>
> Sarah
>
> On Sun, Jun 26, 2011 at 10:06 AM, Ana Kolar <annako...@yahoo.com> wrote:
>> Hi there,
>>
>> Does anyone know how to extract data from a function that prints out two
>> or more summaries? In the function below (the whole code is provided) we get
>> 5 different tables of data. I would like to split each of these tables in a
>> separate file (while the function itself shouldn't be changed), so that
>> further analysis on each data set could be carried out. Your help is deeply
>> appreciated. Have a good day. Ana
>>
>>
>> Here is the code:
>>
>> library(MatchIt)
>>
>> f <- treat ~ age + I(age^2) + educ + I(educ^2) + black + hispan +
>> married + nodegree + re74 + I(re74^2) + re75 + I(re75^2)
>>
>> d <- lalonde
>>
>> m <- "nearest"
>>
>> matching <- function(formula,data,method){
>> library(MatchIt)
>> m.out <- matchit(formula=f, data=d, method=m)
>> print(m.out)
>> print(summary(m.out))
>> }
>>
>> matching(f,d,m)
>>
>> [[alternative HTML version deleted]]
>>
>>
>
>
--
Sarah Goslee
http://www.functionaldiversity.org
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