Why can confidence in a physician and treatment plan affect treatment effectiveness?

Confidence in a physician and a treatment plan is a fundamental component of successful therapeutics. A relationship of trust and respect between a patient and their doctor serves as a powerful therapeutic tool, as a patient’s positive attitude toward their provider is an essential ingredient in the success of any medical regimen.1

This confidence influences treatment effectiveness through several mechanisms:

• Expectations and the Placebo Effect: Research indicates that a patient’s expectations regarding a treatment can significantly impact their physiological response. This phenomenon, known as the placebo effect, is linked to the release of dopamine in the brain. When patients strongly anticipate therapeutic benefit, they may experience measurable improvements even from inert substances.2
• Anxiety Reduction: Providing clear information about a disease and what to expect helps alleviate the anxiety and fears that can otherwise impede a patient's progress.1
• Patient Compliance: Trust in the physician and the chosen plan increases the likelihood of patient compliance. Patients are more likely to adhere to complex or lifestyle-altering regimens when they understand the necessity of the treatment and have confidence in the guidance provided by their physician.1