Being aware of these things could greatly increase doctor-patient relationship. If a doctor is more personable, the patient will be more willing to listen to them. If the doctor has higher expectations of the patient (either in the procedure being done or recovery time) the patient will do better and try to meet those expectations. It's simple psychology, really.
American Crew Face Off Competition, Canadian winner: Loretta Tom, Marcus J Hair, Vancouver. Congrats! Full article: http://www.salonmagazine.ca/whats-new/whats-new/news/853-canadian-face-off-winner-going-to-la