The TRACE study group of myocardial infarction

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Description

The TRACE data frame contains 1877 patients and is a subset of a data set consisting of approximately 6000 patients. It contains data relating survival of patients after myocardial infarction to various risk factors.

sTRACE is a subsample consisting of 300 patients.

tTRACE is a subsample consisting of 1000 patients.

Format

This data frame contains the following columns:

id

a numeric vector. Patient code.

status

a numeric vector code. Survival status. 9: dead from myocardial infarction, 0: alive, 7: dead from other causes.

time

a numeric vector. Survival time in years.

chf

a numeric vector code. Clinical heart pump failure, 1: present, 0: absent.

diabetes

a numeric vector code. Diabetes, 1: present, 0: absent.

vf

a numeric vector code. Ventricular fibrillation, 1: present, 0: absent.

wmi

a numeric vector. Measure of heart pumping effect based on ultrasound measurements where 2 is normal and 0 is worst.

sex

a numeric vector code. 1: female, 0: male.

age

a numeric vector code. Age of patient.

Source

The TRACE study group.

Jensen, G.V., Torp-Pedersen, C., Hildebrandt, P., Kober, L., F. E. Nielsen, Melchior, T., Joen, T. and P. K. Andersen (1997), Does in-hospital ventricular fibrillation affect prognosis after myocardial infarction?, European Heart Journal 18, 919–924.

Examples

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