Table 2.

Overview of the schema therapy phases and interventions.

Screening procedure – 2 sessions
Session 1-2	Screening on the in- and exclusion criteria, administering SMI, SCL-90, SRS-A and SCID-II, formulating negative core beliefs, assessing background information.
Baseline and supportive sessions phase – 10-week period with 4–9 weeks TAU-baseline and 6 to 1 weeks with weekly supportive sessions by study therapist
Week 5	Participants 1 and 2 start meeting therapist (6 supportive sessions).
Week 6	Participants 3 and 4 start meeting therapist (5 supportive sessions).
Week 7	Participants 5 and 6 start meeting therapist (4 supportive sessions).
Week 8	Participants 7 and 8 start meeting therapist (3 supportive sessions).
Week 9	Participants 9 and 10 start meeting therapist (2 supportive sessions).
Week 10	Participants 11 and 12 start meeting therapist (1 supportive session).
Exploration phase – 5 weekly sessions
Session 1	Introduction to schema therapy, and cognitive-behavioral and experiential interventions. Bonding. Psycho-education about core needs, functional and dysfunctional behavior, links between present problems to childhood experiences.
Session 2	Psycho-education about core needs, functional and dysfunctional behavior, links between present problems to childhood experiences, and cognitive-behavioral and experiential interventions. Bonding.
Session 3-5	Conceptual mode model of the personality disorder: Schema-focused case conceptualization and childhood antecedents of PD-problems. Bonding.
Treatment phase – 15 weekly sessions of cognitive-behavioral interventions
Session 1-11	Correcting negative core beliefs, making early maladaptive schema modes less present in daily life by completing schema mode sheet, and a choice of psycho-education, past and actual test, pros and cons analysis, writing a positive diary, making a flash card or a relapse prevention plan.
Session 12-14	Replacing negative core beliefs and behaviors with new, healthy cognitive and behavioral options, making early maladaptive schema modes less present in daily life, behavioral pattern breaking by behavioral experiment/role-play.
Session 15	Evaluation.
Treatment phase – 15 weekly sessions of experiential interventions
Session 1	Psycho-education experiential interventions, introducing imagery rescripting and two-chair work, and starting an imagery of a safe place.
Session 2-14	Choice of two-chair work or imagery rescripting of childhood memories, present or future situations.
Session 15	Evaluation.
Follow-up phase – 10 monthly booster sessions
Session 1-10	Maintaining and deepening changes.