Thrombosis {R4HCR} | R Documentation |
Mortality from Coronary Thrombosis.
Description
Data from the study of Hill and Doll (1966) on the mortality of British doctors in relation to smoking: observations on coronary thrombosis and used in Agresti (1996).
Usage
Thrombosis
Format
A data frame with 10 observations on the following 4 variables.
age
Age band of strata (
35-44
,45-54
,55-64
,65-74
).smoking
Smoking status (
Nonsmokers
orSmokers
).deaths
Number of deaths from coronary thrombosis per strata.
pyrs
Sum of person-years in strata.
Source
Agresti, A., 1996. An introduction to categorical data analysis.
References
Doll R, Hill AB. Mortality of British doctors in relation to smoking: observations on coronary thrombosis. Natl Cancer Inst Monogr. 1966 Jan;19:205-68. PMID: 5905669.
Examples
data(Thrombosis)
with(Thrombosis,
xtabs(cbind(deaths,pyrs) ~ age + smoking))
[Package R4HCR version 0.1 Index]