R: Estonian stroke data

stroke {ISwR} | R Documentation

## Estonian stroke data

### Description

All cases of stroke in Tartu, Estonia, during the period 1991–1993, with follow-up until January 1, 1996.

### Usage

    stroke

### Format

A data frame with 829 observations on the following 10 variables.

`sex`

  a factor with levels `Female` and `Male`.

`died`

  a Date, date of death.

`dstr`

  a Date, date of stroke.

`age`

  a numeric vector, age at stroke.

`dgn`

  a factor, diagnosis, with levels `ICH` (intracranial haemorrhage), `ID` (unidentified). `INF` (infarction, ischaemic), `SAH` (subarchnoid haemorrhage).

`coma`

  a factor with levels `No` and `Yes`, indicating whether patient was in coma after the stroke.

`diab`

  a factor with levels `No` and `Yes`, history of diabetes.

`minf`

  a factor with levels `No` and `Yes`, history of myocardial infarction.

`han`

  a factor with levels `No` and `Yes`, history of hypertension.

`obsmonths`

  a numeric vector, observation times in months (set to 0.1 for patients dying on the same day as the stroke).

`dead`

  a logical vector, whether patient died during the study.

### Source

Original data.

### References

J. Korv, M. Roose, and A.E. Kaasik (1997). Stroke Registry of Tartu, Estonia, from 1991 through 1993. Cerebrovascular Disorders 7:154–162.

[Package ISwR version 2.0-7 Index]