umxGxE with quadratic mean effects

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No user picture. EmilieRH Joined: 09/24/2020
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Hi all,

Is it possible to modify the umxGxE function to include quadratic mean effects in the case where the twins do not share the moderator? If not, can anyone refer me to an R script that estimates Purcell’s original ACE-XYZ-M model with quadratic mean effects?

Best regards,
Emilie