Subarachnoid hemorrhage data
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.
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: doi: 10.1007/s00134-009-1641-y.
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: 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))Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.