babynames (version 0.2.1)

lifetables: Lifetables

Description

Cohort life tables data as provided by SSA.

Usage

lifetables

Arguments

Format

A data frame with nine variables:
x
age in years
qx
probability of death at age x
lx
number of survivors, of birth cohort of 100,000, at next integral age
dx
number of deaths that would occur between integral ages
Lx
Number of person-years lived between x and x+1
Tx
Total number of person-years lived beyond age x
ex
Average number of years of life remaining for members of cohort alive at age x
sex
Sex
year
Year
For further details, see http://www.ssa.gov/oact/NOTES/as120/LifeTables_Body.html#wp1168594