[Basta-users] Question about mortality slopes/trajectories

maren maren.rebke at avitec-research.de
Wed Nov 11 10:22:08 CET 2015


Hi Alex,

Since you probably have individual data on absence/presence (I guess 
here alive/dead directly) for each year of your 45 years follow-up you 
could use BaSTA to estimate a mortality trajectory for your cohort.

There is a step-by-step tutorial on how to use BaSTA available here:

http://basta.r-forge.r-project.org/BaSTAoverview.pdf

and a "learn BaSTA" website available here:

http://jonesor.github.io/learn-basta/

The website is not complete yet, but a lot of information is already on 
it. More information on BaSTA can also be found in the paper about the 
package or on the general website about the package:

http://onlinelibrary.wiley.com/doi/10.1111/j.2041-210X.2012.00186.x/abstract
http://basta.r-forge.r-project.org/#description

On the latter you can also find some additional code, that might be useful.

I hope that helps to get you started. Please don't hesitate to ask if 
you have further questions.

Best wishes,
Maren




Am 11.11.2015 um 00:27 schrieb WEISS ALEXANDER:
> Hi all,
>
> I am working with some data on around 1800 humans in which a cohort has been followed for ~45 years (the mortality rate is around 90%). One of my co-authors thinks the work would benefit by my looking at mortality slopes, namely to test whether the effect of one or more of our predictors would differ across the 45 years of follow-up. From what I could tell at this odd hour and with some googling, BaSTA appears to be the right approach to this question. If so, are there any good examples I could follow or general guidelines on setting up the models?
>
> Many thanks in advance and my most sincere apologies if anything I have said has been unclear or confusing.
>
> Best,
>
> Alex



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