Re: [R] Table of basic descriptive statistics like SPSS

From: Frank E Harrell Jr <f.harrell_at_vanderbilt.edu>
Date: Tue, 18 Mar 2008 07:00:47 -0500

William Revelle wrote:

> At 7:05 PM +0100 3/17/08, ukoenig_at_med.uni-marburg.de wrote:

>> Dear list readers,
>> I want to:
>>
>> 1. Get a table of basic descriptive statistics for my variables
>> with the variable names one below the other
>> like SPSS descriptive statistics:
>>
>> Varname N Min Max Mean SD
>> xxxx x x x x x
>> xxx x x x x x
>> ....
> 
> Udo,
>    To limit the number of columns of describe,  set   skew=FALSE

The describe function in the Hmisc package does not have a skew option.   Please list the relevant package when talking about describe.

Thanks
Frank

> 
> to delete variables from the description, do so in the call to describe
> 
> e.g.,
> df <- as.data.frame(matrix( rnorm(1000), ncol=100))
> describe(df[c(1:10,20:30)],skew=FALSE)
> describe(df[-c(10:98)],range=FALSE,skew=FALSE)
> 
> to print the output  into LaTeX,  look at the the Sweave package.
> 
> 
> Bill
> 

>> 2. Delete some variables from a data frame or exclude variables
>>from beeing analyzed.
>> 3. Create a text file / redirect the terminal output to a
>> file (it is supposed to be easy, but I could not find a solution)?
>>
>> 4. Create a latex/dvi file
>>
>> 5. Create a PDF file (can that be done within R?)
>>
>> This code took me some ours (I am new to R). What do you think about
>> my solution? Are there easier ones? Comments welcome! Sorry if
>> my questions look very basic and I hope they are understandable.
>>
>>
>> #here is my code
>> setwd("c:\\temp") #set working directory
>>
>> library(psych)
>> library(xtable)
>> library(tools)
>>
>> #Create example data frame with many variables
>> df <- as.data.frame(matrix( rnorm(1000), ncol=100))
>>
>> df <- describe(df) #describe from lib psych
>>
>> #How Can I create a text file with the output of "describe"?
>> #The "save as" function from the GUI saves
>> #only last part of the output to a text file (the first part is cut)
>>
>>
>> #delete some variables. Or can I exclude variables from
>> #beeing analyzed by "describe" to reduce the numer of cols?
>> df$kurtosis <- df$skew <- df$se <- NULL
>>
>> x.df <- xtable(df) #Create an xtable object
>> print(x.df, tabular.environment = "longtable", , floating = FALSE,
>> file="c:\\temp\\descript.tex") #create latex file
>>
>> # produce dvi file in working directory (from tools)
>> texi2dvi("c:\\temp\\descript.tex") #the lines below have to be added
>>
>> #Problem: these lines have to be added "manually" to the latex
>> #before calling "texi2dvi":
>>
>> #\documentclass{article}
>> #\usepackage{longtable}
>> # Latex code
>> #\end{document
>>
>>
>> #Can I prodcuce a PDF file within R?
>>
>>
>> Thanks a lot in advance!
>> Udo
>>
>> ______________________________________________
>> R-help_at_r-project.org mailing list
>> https://stat.ethz.ch/mailman/listinfo/r-help
>> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
>
>
-- 
Frank E Harrell Jr   Professor and Chair           School of Medicine
                      Department of Biostatistics   Vanderbilt University

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