“…Most of the literature examining the stability of adolescent BPD over time has concluded that it is modest to low, ranging from 9%, in a mixed clinical sample, to 29% in an adolescent inpatient sample (Arens et al, 2013;Bernstein et al, 1993;Garnet, Levy, Mattanah, Edell, & McGlashan, 1994;Gunderson, Stout, McGlashan et al, 2011;Meijer, Goedhart, & Treffers, 1998;Mattanah, Becker, Levy, Edell, & McGlashan, 1995;Yen, Gagnon, & Spirito, 2013).…”