BCdata {ltable}

Breast cancer data to model risk

Description

Breast cancer rates in Iceland by year of birth (11 cohorts from 1840-1849 to 1940-1949) and by age (13 groups from 20-24 to 80-84 years). Analysed by Breslow and Clayton (1993). Data is used also in BUGS Example “Ice: non-parametric smoothing in an age-cohort model”. Data supplied with file offsetdata.rda.

Usage

data(BCdata)

Format

Description of data frames:

Fields:

1.	age	Age group: 1-13	numeric
2.	year	Birth cohort: 1-11	numeric
3.	cases	Breast cancer counts	numeric
4.	pyr	Person-years of risk	numeric

References

BUGS. Examples Volume 2. http://eio.usc.es/pub/mjginzo/descargas/leyenda/Documents/R/win-library/2.12/BRugs/OpenBUGS/Examples/Ice.html

Examples

require(ltable)
data(BCdata, package="ltable")
res1<-MCLogLin(cases~age*year, offset=pyr, data=BCdata, draw=1500, burnin=500)