an object of class coxph or a resultant data.frame of mycph function
type
an integer indicating the type of plot. Default value is 1
xlab
a title for the x axis
ylab
a title for the y axis
show.OR
a logical vector indicating whether or not show the text
indicating the p value
show.CI
a logical vector indicating whether or not show the text
indicating the confidence interval
sig.level
a numeric value of upper limit of p value of showing variables
cex
A numerical value giving the amount by which plotting OR/HR symbols
should be magnified relative to the default, defaulting 1.2.
lwd
The line width, a positive number, defaulting to 2.
pch
Either an integer specifying a symbol or a single character
to be used as the default in plotting OR/HR points.
col
A specification for the default plotting color.
...
arguments to be passed to plot
Value
This function return NULL invisibly and draw graphs
Examples
require(survival)
attach(colon)
colon$TS=Surv(time,status==1)
out=mycph(TS~.,data=colon)
out
HRplot(out,type=1,pch=2,col=c("blue","red"))
HRplot(out,type=2,show.CI=TRUE,pch=2,cex=2,main="Hazard ratios of all individual variables")
providing 
.