glmtoolbox (version 0.1.12)

skincancer: Skin cancer in women

Description

The data describe the incidence of nonmelanoma skin cancer among women stratified by age in Minneapolis (St. Paul) and Dallas (Fort Worth).

Usage

data(skincancer)

Format

A data frame with 16 rows and 4 variables:

cases

a numeric vector giving the nonmelanoma skin cancer counts.

city

a factor giving the city to which correspond the skin cancer counts: "St.Paul" and "Ft.Worth".

ageC

a factor giving the age range to which correspond the skin cancer counts: "15-24", "25-34", "35-44", "45-54", "55-64", "65-74", "75-84" and "85+".

population

a numeric vector giving the population of women.

age

a numeric vector giving the midpoint of age range.

References

Kleinbaum D., Kupper L., Nizam A., Rosenberg E.S. (2013) Applied Regression Analysis and other Multivariable Methods, Fifth Edition, Cengage Learning, Boston.

Examples

data(skincancer)
dev.new()
barplot(1000*cases/population ~ city + ageC, beside=TRUE, col=c("yellow","blue"),
        data=skincancer)
legend("topleft", legend=c("St.Paul","Ft.Worth"), title="City",
       fill=c("yellow","blue"), bty="n")