danishlc: Danish lung cancer

danishlcR Documentation

Danish lung cancer

Description

The number of cases of lung cancer in four Danish cities

Usage

data(danishlc)

Format

A data frame with 24 observations on the following 4 variables.

Cases

the number of lung cancer cases; a numeric vector

Pop

the population of each age group in each city; a numeric vector

Age

the age group; a factor with levels 40-54, 55-59, 60-64, 65-69, 70-74 and >74

City

the city; a factor with levels Fredericia, Horsens, Kolding and Vejle

Details

The data gives the number of cases of lung cancer in four Danish cities between 1968 and 1971 inclusive.

Source

James K. Lindsey (1995) Modelling frequency and count data. Clarendon Press, page 157.

References

The original source is: E. B. Andersen (1977) Multiplicative Poisson models with unequal cell rates. Scandinavian Journal of Statistics, 4, 153–158.

Examples

data(danishlc)
plot(Cases/Pop ~ City, data=danishlc)

GLMsData documentation built on Aug. 22, 2022, 9:10 a.m.

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