Apperently it has already been proven otherwise she would not be in the situation she is in.
I'm not a doctor so it would be rather difficult to prove one way or the other but it has been proven legally and medically to the satisfaction of the laws of the state of Florida.
If that where not the true then how do you explain that her feeding tube has been removed not once but three times now and no one is or has been arrested let alone tried for her attempted murder.
No. It's not proven. Just a court approved diagnosis.