Plot an aareg Object

DESCRIPTION:

Plot the estimated coefficient function(s) from a fit of Aalen's additive regression model.

USAGE:

plot.aareg(x, se=T, maxtime, ...)

REQUIRED ARGUMENTS:

x
the result of a call to the aareg function.

OPTIONAL ARGUMENTS:

se
if TRUE, standard error bands are included on the plot.
maxtime
upper limit for the x-axis.
...
other graphical parameters such as line type, color, or axis labels.

SIDE EFFECTS:

A plot is produced on the current graphical device.

REFERENCES:

Aalen, O. O. (1989). A linear regression model for the analysis of life times. Statistics in Medicine, 8, 907-925.

SEE ALSO:

.

EXAMPLES:

fit <- aareg(Surv(time, status) ~ age + sex + ph.ecog, data=lung,
    na.action=na.omit)
plot(fit[1])   # plot of the intercept term versus time
plot(fit[3])   # the plot for the 'sex' coefficient