When talking to Mr. Bates as a kid, Tabitha is holding onto the chains of the swing or not depending on the shot.
Dr. Bombay's parka is either completely closed up to the chin or open depending on the shot when he is consulting with Samantha.
When Dr. Bombay is consulting with Samantha, his coat is either closed to the chin or slightly open on his chest depending on the camera angle.
When young Bates is at the Stephens's kitchen table and is explaining what happened, he demonstrated that Tabitha wiggled her nose with her finger (as she does), but he never saw her do that. His eyes were closed in the department store when she changed him.