Paige stabs herself in the lower abdomen, yet after she is on the floor the knife is higher up on her body.
9-1-1 operators do not just take a name and then end the call. They would ask for the address and go into detail as to the patient and caller.
Paige watches the wedding video of Gabby and Lucas. Both appear exactly the same in appearance (to include hairstyles) as they were when Paige met them a few weeks, but they had been married long enough to have a pre-teen daughter, so they would have been much younger in the video.
Paige is seen by Lucas outside his home at night and he does not call the police. Since she had filed a complaint against him, he would want to document obsessive behavior on her part.