eha (version 2.8.5)

mort: Male mortality in ages 40-60, nineteenth century

Description

Males born in the years 1800-1820 and surving at least 40 years in the parish Skellefte<U+00E5> in northern Sweden are followed from their fortieth birthday until death or the sixtieth birthday, whichever comes first.

Usage

data(mort)

Format

A data frame with 2058 observations on the following 6 variables.

id

Personal identification number.

enter

Start of duration. Measured in years since the fortieth birthday.

exit

End of duration. Measured in years since the fortieth birthday.

event

a logical vector indicating death at end of interval.

birthdate

The birthdate in decimal form.

ses

Socio-economic status, a factor with levels lower, upper

Details

The interesting explanatory covariate is ses (socioeconomic status), which is a time-varying covariate. This explains why several individuals are representated by more than one record each. Left trucation and right censoring are introduced this way.

References

https://www.umu.se/enheten-for-demografi-och-aldrandeforskning/

Examples

# NOT RUN {
data(mort)
fit <- coxreg(Surv(enter, exit, event) ~ ses, data = mort)
summary(fit)
# }

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