Acceptance and commitment therapy applied to early psychosis: Therapeutic foundations and a narrative systematic review

Table 2 Participants, interventions, comparators, outcomes, study design

Category	Description
P: Participants	People with psychotic disorders in their early stages. People with subthreshold psychotic symptoms
I: Intervention	Acceptance and commitment therapy or acceptance-based therapy for psychosis
C: Comparison	Comparison with other types of therapeutic intervention, TAU, or control groups
O: Outcomes	Changes in positive, negative, general, and mood symptoms; changes in psychosocial functionality; treatment adherence; feasibility; acceptability; rehospitalizations; improvement in coping with symptoms; changes in psychological flexibility
S: Study design	Randomized controlled trials, open trials, preliminary studies, or quasi-experimental studies. Secondary analysis from RCTs

TAU: Treatment as usual; RCT: Randomized controlled trial.