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I immediately thought the same. Then I thought about for a bit longer and quickly came up with an equal number of reasons why participants experiencing more rap

by RyanOD 8y ago

I immediately thought the same. Then I thought about for a bit longer and quickly came up with an equal number of reasons why participants experiencing more rapid mental decline might stick it out. Really no way to know.

gweinberg 8y ago
Maybe, but given the huge dropout rate I don't see how we can conclude anything from this study. Of course, that would also be true if it had reached the opposite conclusion.