Thanks Brian and Jeremy for your replies. Any thoughts on the Chi-Square? I have been reading up on it and it seems another possibility,
Best Wishes,
Nicola
________________________________________
From: Brian K. Saxby [[log in to unmask]]
Sent: 05 December 2008 13:43
To: Davies, Nicola
Cc: [log in to unmask]
Subject: Re: Relationships in Changing Variables
Hi,
Just a quick note (and it may not be possible depending on what your
measures are) but the correlations might be more informative if you can
use the actual values rather than coding them in the first place.
Brian Saxby
> Hi All,
>
> I have four outcome variables that I have coded as 0,1,2 depending on
> whether this outcome didn't change, improved, or worsened, in each
> participant (from time point 1 to time point 2). I also have 10 variables
> that I have coded 0,1,2 depending on whether there has been no change in a
> participant, more use of this variable, or less use of this variable. Any
> ideas how I would test whether the outcome variables that stay the same
> (0), improve (1) or worsen (2) are related to no change (1), more use (1)
> or less use (2) of the other variables? Is a correlation appropriate?
>
> Thanks for your help,
>
> Nicola
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