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  1. B

    Testing variables for confounding

    Dear members, I would appreciate your advise regarding the testing of variables for possible confounding. I have 12 possible independent variables on ordinal and nominal levels. My dependent variable is functional dependence (mRS≥3). Before i perform regression analyses, i would like to test if...
  2. B

    Multiple imputation analyses

    Dear all, I have a methodological question about multiple imputation analyses. I have 5 variables Q1-Q5 on ordinal level and i plan to crate a one variable on oridnal level (modified Rankin Scale, the method is aproved in some studies). My question is: should i perform Multiple imputation...