“…2,20 One such trial that compared arthroscopic and nonsurgical treatment of FAI, done in a military setting by Mansell and colleagues, 12,13 appeared in AJSM last year and garnered considerable reader attention. 7,19 Mansell et al 13 reported no difference between the 2 alternatives in their intention-to-treat analysis. However, because 70% of the participants originally assigned to nonsurgical treatment eventually chose to have surgery, this analysis really represents a comparison of surgery with an algorithm of initial nonsurgical treatment with the option to progress to surgery.…”