lt_single2abridged: calculate an abridged life table that is consistent with a...

In timriffe/DemoTools: Standardize, Evaluate, and Adjust Demographic Data

calculate an abridged life table that is consistent with a life table by single year of age

Description

Computes abridged life table columns based on the lx, nLx , and ex values from a single year life table, in accordance with step 2.2 of the Human Life Table Protocol https://www.lifetable.de/methodology.pdf. Output abridged life table has same open age group as input single age life table

Usage

lt_single2abridged(lx, nLx, ex, Age = 1:length(lx) - 1, ...)

Arguments

lx	numeric. Vector of lifetable survivorship at single ages.
nLx	numeric. Vector of lifetable exposure at single ages.
ex	numeric. Vector of Age-specific remaining life expectancy at single ages.
Age	integer. Lower bounds of single ages.
...	optional args, not currently used.

Details

Similar to lt_abridged() details, forthcoming

Value

Abridged lifetable in data.frame with columns

• Ageinteger. Lower bound of abridged age class,

• AgeIntinteger. Age class widths.

• nMxnumeric. Age-specific central death rates.

• nAxnumeric. Average time spent in interval by those deceased in interval.

• nqxnumeric. Age-specific conditional death probabilities.

• lxnumeric. Lifetable survivorship

• ndxnumeric. Lifetable deaths distribution.

• nLxnumeric. Lifetable exposure.

• Sxnumeric. Survivor ratios in uniform 5-year age groups.

• Txnumeric. Lifetable total years left to live above age x.

• exnumeric. Age-specific remaining life expectancy.

timriffe/DemoTools documentation built on Jan. 28, 2024, 5:13 a.m.