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3 questions
9
votes
3
answers
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Computing c-index for an external validation of a Cox PH model with R
First off, I'll state that I'm aware many questions get asked about the c-index. I've searched this site and others, and I haven't found an answer for my situation. I can successfully use ...
- 927
10
votes
2
answers
7k
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Using multiple imputation for Cox proportional hazards, then validating with rms package?
I've been researching the mice package, and I haven't yet discovered a way to use the multiple imputations to make a Cox model, then validate that model with the rms package's ...
- 927
0
votes
1
answer
790
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How to compare two models with and without restricted cubic spline by likelihood test? #mice #survival # rms
I’m new to using multiple imputations and I would like an opinion on using it with survival analysis in R.
I would like to perform a multiple imputation on data with missing values (mice package) and ...
