What are some benefits of providing effective patient teaching prior to surgery?(8)

1)Reduction of patient fears and anxiety 2)Reduction of amount of anesthesia needed 3)It is linked to improved intra-operative and post-operative behavior and improved outcomes 4)Reduces post-surgical pain and pain meds required 5)Reduces corticosteroid production 6)Decreases complications that may develop 7)Speeds up wound recovery 8)Includes the patient and the family(provides support foundation)