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  1. J

    Age- and sex-matching in a 1:n ratio from a pre-existing cohort

    Hi all, I'm quite new to SPSS and am using it for some medical research. I have an existing cohort of ~20,000 participants, of which ~2,000 have a cancer diagnosis. I would like to assign controls from the remaining ~18,000 patients in an age- and sex-matched fashion. My issue is that I can't...
  2. J

    How do you perform statistical analysis on a multiple response variable on SPSS Statistics?

    Hi all, I'm conducting research looking at the attitudes of medical students toward research. I am using SPSS for data analysis but am struggling with particular variables, more specifically, multiple response variables. I'm very new to the software and am teaching myself using online resources...