> From: Abhijit Dasgupta <adasgu...@araastat.com>
> Date: October 31, 2010 1:30:02 AM EDT
> To: Matt Shotwell <shotw...@musc.edu>
> Subject: Re: [R] ForestPlot or similar
>
> I just did something very similar using ggplot's pointrange geom. In the
> following, I'm plotting hazard ratios, for which the nominal value is 1 and
> not 0. x has 5 columns: drug, hr, hr.lcb, hr.ucb, and group, and I'm faceting
> by group. If you want the plots horizontal, add coord_flip() to the command
> --- as it stands the plots are vertically oriented.
>
> require(ggplot2)
> p <- ggplot(x, aes(x=drug, y = hr, ymin=hr.lcb, ymax=hr.ucb))+
> geom_pointrange()+ facet_grid(.~group)
> p <- p + xlab('Drug') + ylab('Hazard ratio')+
> geom_hline(y=1, col='red', lty=2)
>
>
> Abhijit
> On Oct 30, 2010, at 5:31 PM, Matt Shotwell wrote:
>
>> Here is a small function for forest plots in R, with an example:
>>
>> http://biostatmatt.com/wiki/r-credplot
>>
>> -Matt
>>
>> On Sat, 2010-10-30 at 11:40 -0400, Mestat wrote:
>>> Here is one example:
>>> I have three vectors (mean,lower interval, upper interval)
>>> mean<-c(2,4,6,8)
>>> l<-c(1,2,3,4)
>>> u<-c(4,8,12,16)
>>> How would I plot that if I want to use the FORESTPLOT function. I dont need
>>> to use the TABLETEXT option.
>>> I am working in something like this:
>>> tabletext<-c(NA,NA,NA,NA,NA)
>>> mean<-c(NA,2,4,6,8)
>>> l<-c(NA,1,2,3,4)
>>> u<-c(NA,4,8,12,16)
>>> forestplot(tabletext,mean,l,u,zero=0)
>>> But I am having a problem with the length of the dimension...
>>> Thanks in advance,
>>> Marcio
>>>
>>
>> --
>> Matthew S. Shotwell
>> Graduate Student
>> Division of Biostatistics and Epidemiology
>> Medical University of South Carolina
>>
>> ______________________________________________
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>
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