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Survival analysis - time-dependent covariate with left truncation

I have some data on patients receiving pancreas transplants. Some of these patients have a procedure done post-transplant called enteric conversion, and I am looking at the effect of this conversion ...
Scott Jackson's user avatar
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How to create KM curves with time-dependent covariate

Some patient received an treatment as treated group and some did not as control group. In order to consider "immortal time bias", I coded the treatment as a time-dependent covariate. Could ...
user1813615's user avatar