“…These factors include: PCP characteristics and those of their patients related to gender and medical conditions (44,49) ; personal interest in nutrition (37,39,40) ; years since completion of medical school (40,47) ; previous unsuccessful attempts in supporting patients to improve their eating habits (43,47) ; medical educators acting as role models for PCP as a student (36) ; and training in motivational interviewing (49) . Evidence exists that PCP nutrition guidance practices are not only determined by barriers (18,20,59,60,62,71,(75)(76)(77)(78)(79)(80)(81)(82)(83) but also by driving forces, self-efficacy factors and nutritional attitudes and beliefs (20,22,33,54,59,60,64,66,68,70,71,(78)(79)(80)(81)(82)(83)(84) . In the studies reviewed, having a personal interest in nutrition (37,…”