“…Psychological variables were assessed before the start of treatment, 4 months and 8 months into treatment, end of treatment, and at 6-month follow-up. The range of psychological measures are described fully in a previous study (Low, Jones, MacLeod, Power, & Duggan, 2000) and included: Irritability, Depression and Anxiety Scale (IDAS; Snaith & Zigmond, 1994); Dissociative Experiences Scale (DES: Bernstein & Putnam, 1986); Reasons for Living Inventory (RFL; Linehan, Goodstein, Nielson, & Chiles, 1983); Beck Hopelessness Scale (Beck, Weissman, Lester, & Trexler, 1974), Beck Scale for Suicide Ideation (BSI: Beck, Kovacs, & Weissman, 1979), Beck Depression Inventory (BDI; Beck & Steer, 1987) and Impulsiveness Scale (Eysenck & Eysenck, 1991).…”