Table 3 Top reason cited by survey respondents why visiting medical students do clerkships or electives at US and Puerto Rico allopathic medical schools with visiting medical student programs (n = 73)a. Reason No. (%) of Responses Desire to do a residency at our institution 34 (47) Reputation of our institution 16 (22) Location of our institution 7 (10) Learning opportunities at our institution 4 (5) Word-of-mouth encouragement 3 (4) Cost 2 (3) Other reasons 2 (3) Left item blank 5 (7) a Responses to question 30 in Additional file 1.