Take a look at the R package 'MortalitySmooth'
Might do the job.
HTH,
Stefan
On Tue, May 31, 2011 at 10:45 AM, Christopher Martin
<[log in to unmask]> wrote:
> I want to smooth mortality data in two dimension (age and year) when it is supplied in 5 year bins by age - i.e. 10-14, 15-19,....80-84, or as annual data.
> I have tried fractional polynomials, cubic splines, p-splines, moving averages, etc but find that the total mortality rates in each bin or region is distorted.
> Are there methods to smooth 2D data whilst minimizing this kind of distortion, and are their R routines to support the methods?
>
> Chris
>
>
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