R: Placebo data from the 4D study

fourD {etm} | R Documentation

## Placebo data from the 4D study

### Description

Data from the placebo group of the 4D study. This study aimed at comparing atorvastatin to placebo for patients with type 2 diabetes and receiving hemodialysis in terms of cariovascular events. The primary endpoint was a composite of death from cardiac causes, stroke and non-fatal myocardial infarction. Competing event was death from other causes.

### Usage

    data(fourD)

### Format

A data frame with 636 observations on the following 7 variables.

`id`

  Patients' id number

`sex`

  Patients' gender

`age`

  Patients' age

`medication`

  Character vector indicating treatment affiliation. Here only equal to `"Placebo"`

`status`

  Status at the end of the follow-up. 1 for the event of interest, 2 for death from other causes and 0 for censored observations

`time`

  Survival time

`treated`

  Numeric vector indicated whether patients are treated or not. Here always equal to zero

### Source

Wanner, C., Krane, V., Maerz, W., Olschewski, M., Mann, J., Ruf, G., Ritz, E (2005). Atorvastatin in patients with type 2 diabetes mellitus undergoing hemodialysis. New England Journal of Medicine, 353(3), 238–248.

### References

Allignol, A., Schumacher, M., Wanner, C., Dreschler, C. and Beyersmann, J. (2010). Understanding competing risks: a simulation point of view. Research report.

### Examples

    data(fourD)

[Package etm version 1.1 Index]