You can select an ordinal independent variable as a factor in the model without doing any dummy coding in advance. Note that ordinal factors are handled in the same way as nominal factors.
Alex
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From: SPSSX(r) Discussion [mailto:
[hidden email]] On Behalf Of Thorgal
Sent: Friday, October 24, 2008 2:29 AM
To:
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Subject: GEE with ordinal independent variable?
Does somebody know whether I have to build dummy variables for ordinal
independent variables when running a GEE?
Thx,
Nicolas
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