R Dataset / Package HSAUR / aspirin

On this R-data statistics page, you will find information about the aspirin data set which pertains to Aspirin Data . The aspirin data set is found in the HSAUR R package. You can load the aspirin data set in R by issuing the following command at the console data("aspirin"). This will load the data into a variable called aspirin. If R says the aspirin data set is not found, you can try installing the package by issuing this command install.packages("HSAUR") and then attempt to reload the data with the library() command. If you need to download R, you can go to the R project website. You can download a CSV (comma separated values) version of the aspirin R data set. The size of this file is about 320 bytes.

Aspirin Data

Description

Efficacy of Aspirin in preventing death after a myocardial infarct.

Usage

data("aspirin")

Format

A data frame with 7 observations on the following 4 variables.

dp: number of deaths after placebo.
tp: total number subjects treated with placebo.
da: number of deaths after Aspirin.
ta: total number of subjects treated with Aspirin.

Details

The data were collected for a meta-analysis of the effectiveness of Aspirin (versus placebo) in preventing death after a myocardial infarction.

Source

J. L. Fleiss (1993), The statistical basis of meta-analysis. Statistical Methods in Medical Research 2, 121–145.

Examples

data("aspirin", package = "HSAUR")
aspirin

Dataset imported from https://www.r-project.org.

Attachments: csv, json

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