plot.rocJM | R Documentation |
Produces plots of ROC curves and the corresponding areas under the curve.
## S3 method for class 'rocJM' plot(x, which = NULL, type = c("ROC", "AUC"), ndt = "all", main = NULL, caption = NULL, xlab = NULL, ylab = NULL, ask = NULL, legend = FALSE, lx = NULL, ly = NULL, lty = NULL, col = NULL, cex.caption = 0.8, cex.axis = NULL, cex.lab = NULL, cex.main = NULL, ...)
x |
an object inheriting from class |
which |
a numeric vector specifying for which generic subjects to produce the plots.
This refers to the different cases identified by the |
type |
a character string specifying which plot to produce the ROC curves or the areas under the ROC curves. |
ndt |
the character string |
main |
a character string specifying the title in the plot. |
caption |
a character string specifying a caption in the plot. |
xlab |
a character string specifying the x-axis label in the plot. |
ylab |
a character string specifying the y-axis label in the plot. |
ask |
logical; if |
legend |
logical; if |
lx,ly |
the |
lty |
what types of lines to use. |
col |
which colors to use. |
cex.caption |
font size for the caption. |
cex.axis, cex.lab, cex.main |
graphical parameters; see |
... |
extra graphical parameters passed to |
Dimitris Rizopoulos d.rizopoulos@erasmusmc.nl
Rizopoulos, D. (2012) Joint Models for Longitudinal and Time-to-Event Data: with Applications in R. Boca Raton: Chapman and Hall/CRC.
Rizopoulos, D. (2011). Dynamic predictions and prospective accuracy in joint models for longitudinal and time-to-event data. Biometrics 67, 819–829.
rocJM
## Not run: fitLME <- lme(sqrt(CD4) ~ obstime + obstime:(drug + AZT + prevOI + gender), random = ~ obstime | patient, data = aids) fitSURV <- coxph(Surv(Time, death) ~ drug + AZT + prevOI + gender, data = aids.id, x = TRUE) fit.aids <- jointModel(fitLME, fitSURV, timeVar = "obstime", method = "piecewise-PH-aGH") ND <- aids[aids$patient == "7", ] roc <- rocJM(fit.aids, dt = c(2, 4, 8), ND, idVar = "patient") plot(roc, lwd = 2, legend = TRUE) plot(roc, type = "AUC") ## End(Not run)
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