Hi Jill, Thanks for your feedback, I found the fact at the same place that is why I originally use METHOD=MLM to cope with the binary outcome, so I think that is fine. But the second one is about latent factors about latent curve model, in fact, I want to find variables effect other variables, and find out their influence. For example, like the image, x1 effect x3, x3 effect x4, x2 effect x4, x1 effect x2 each other's. And x1-x4 individually, have four times repeated measure data. Does the latent curve model have the same function? Jerry Best Wish
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