R: Subarachnoid hemorrhage data

aSAH {pROC} | R Documentation

## Subarachnoid hemorrhage data

### Description

This dataset summarizes several clinical and one laboratory variable of 113 patients with an aneurysmal subarachnoid hemorrhage.

### Usage

    aSAH

### Format

A data.frame containing 113 observations of 7 variables.

### Source

Natacha Turck, Laszlo Vutskits, Paola Sanchez-Pena, Xavier Robin, Alexandre Hainard, Marianne Gex-Fabry, Catherine Fouda, Hadiji Bassem, Markus Mueller, Frédérique Lisacek, Louis Puybasset and Jean-Charles Sanchez (2010) “A multiparameter panel method for outcome prediction following aneurysmal subarachnoid hemorrhage”. Intensive Care Medicine 36(1), 107–115. DOI: 10.1007/s00134-009-1641-y.

### See Also

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: 10.1186/1471-2105-12-77

### Examples

    # 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))

[Package pROC version 1.16.0 Index]