aspirin {HSAUR} | R Documentation

## 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

[Package HSAUR version 1.2-3 Index]