Final answer:
The principle being referred to in this statement is the Principle of Autonomy. Occupational therapy practitioners should treat patients according to their wishes and keep patient information confidential.
Step-by-step explanation:
The principle that is being referred to in this statement is the Principle of Autonomy. It states that occupational therapy practitioners should treat patients according to their wishes and respect their right to make decisions about their own health care. Additionally, they should also keep patient information confidential to protect their privacy.