Myocardial Infarction (MI) data
Table of Contents
Description
The study for which the following data were collected aimed at examining whether women who use or have used oral contraceptives are at a higher risk of myocardial infarction (MI). The sample includes 149 women who had myocardial infarction (cases) and 300 women who did not (controls). The main exposure factor is usage of oral contraceptives; the data also include age, weight, height, tobacco consumption, hypertension and family history of cardiovascular diseases.
Variable Names
| Variable | Explanation (Unit) |
|---|---|
| id | subject id |
| mi | 1 if myocardial infarction (case), 0 otherwise (control) |
| oc | oral contraceptives, 0 = never, 1= ever |
| tobacco | tobacco, 1= never smoked, 2=smoker, 3= former smoker |
| age | age |
| weight | weight (kg) |
| height | height (cm) |
| bmi | Body mass index |
| history | family history of cardiovascular diseases, 1=yes, 0=no |
| hypertension | hypertension, 1=yes, 0=no |
Load data into R
load(url("http://paulblanche.com/files/MI.rda")) head(MI)
References
Lafaye de Micheaux P., Drouilhet R., and Liquet B., (2014) The R software. Fundamentals of Programming and Statistical Analysis, Springer, Collection: Statistics and Computing, vol. 40, 655 p., ISBN: 978-1-4614-9019-7.