AgeOfSurvival calculates age at death for a life 𝑥, for a given probability of survival, based on the mortality assumption. This is based on an iterative process using the ProbSurvival function.
Syntax
AgeOfSurvival (CurrentAge, ProbSurv, MortalityTable, [AgeSetback], [NotUsed],
[IssueAge])
Parameter Name |
Description |
CurrentAge |
Current age 𝑥.
May be provided as an integer, or as a fractional amount (e.g. years &
months). |
ProbSurv |
A
given probability of survival, for which the function will solve for a future
age such that the probability of survival from CurrentAge to the
future age equals ProbSurv. For example: ·
If ProbSurv is 0, then AgeOfSurvival
returns omega, 𝜔, the terminal
age of
the table, plus 1, because there is zero chance of living to that age. ·
If ProbSurv is 1, then AgeOfSurvival
returns CurrentAge. May be either
a percent or a number, e.g. 50% or .5; not less than zero, not
more than 1. |
MortalityTable |
Mortality
table definition text string. |
AgeSetback |
Mortality table age set-back. A
negative number is a set-forward. |
NotUsed |
This parameter is not used, but it is kept for backward compatibility. |
IssueAge |
If
using generational mortality projection, age at issue. |
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