Why that? Categorization does not seem necessary, and it wastes information.then categorized into Normal (no anxiety), clinical (anxiety) and doubtful (not clear if there's clinical anxiety).
It depends on the exact research question you want to answer.I don't think it's correct grouping the 'doubtful' group with either the 'normal' or the 'clinical' group.
If you really just want to investigate sex differences regarding
anxiety, then you don't need to categorize at all (or just for
With kind regards