This dataset summarizes several clinical and one laboratory variable of 113 patients with an aneurysmal subarachnoid hemorrhage.
aSAH
A data.frame containing 113 observations of 7 variables.
Other examples can be found in all the documentation pages of this
package:
roc
, auc
, ci
,
ci.auc
, ci.se
, ci.sp
,
ci.thresholds
, coords
,
plot.ci
, plot.roc
,
print.roc
, roc.test
and
smooth
.
An example analysis with pROC is shown in:
Xavier Robin, Natacha Turck, Alexandre Hainard, et al. (2011) ``pROC: an open-source package for R and S+ to analyze and compare ROC curves''. BMC Bioinformatics, 7, 77. DOI: tools:::Rd_expr_doi("10.1186/1471-2105-12-77")
# load the dataset
data(aSAH)
# Gender, outcome and set
with(aSAH, table(gender, outcome))
# Age
with(aSAH, by(age, outcome, mean))
with(aSAH, by(age, outcome,
function(x) sprintf("mean: %.1f (+/- %.1f), median: %.1f (%i-%i)",
mean(x), sd(x), median(x), min(x), max(x))))
# WFNS score
with(aSAH, table(wfns=ifelse(wfns<=2, "1-2", "3-4-5"), outcome))
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