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  1. C

    Any suggestion for what analysis I can use?

    Hi! I previously posted a similar post in another thread. But I will try to clarify my question in the hope to get a reply. First I just want to say that I have little experience with statistics and that all help is welcome. I am writing my thesis in medicine. I am using three surveys, let's...
  2. C

    Need help choosing the right analysis [unsolved]

    Thanks for the reply Miner. So if I understand you right, the same individual can not be in the same dataset two times even though there are different observations for them. An alternative that I already tried is to first do a cox regression for the AB group and then do a cox regression for the...
  3. C

    Need help choosing the right analysis [unsolved]

    Hi! I am using three surveys, let's call them A, B, and C. From one survey to the next, there is a 5-year interval. From these surveys, I calculate the weight change and I then check if they get a certain diagnosis afterward within 10 years. I want to see if weight increase or decrease is...