A Component Analysis of Acceptance and Commitment Therapy

NCT02162030 | Completed

• 1 other identifier: 139593
• Study Type: interventional
• Target: 17
• Locations: 1 country
• Sites: 1

Brief Summary

The purpose of this study is to determine whether a specific component of Acceptance and Commitment Therapy (ACT) called 'Self as Context' is an important and necessary part of this therapeutic approach.

Conditions

Long-term Physical Health Conditions; Mild to Moderate Anxiety and/or Depression

Outcome Measures

Primary Outcomes (2)

• Change from baseline psychological flexibility at end of 8-session psychological intervention (approximately 8 weeks) and at post-therapy eight week follow-up (using the Acceptance and Action Questionnaire II)

  The Acceptance and Action Questionnaire II (Bond et al., 2011) is a 10-item self-report questionnaire measuring psychological flexibility on a 7-point likert scale

  Measure taken at first therapy appointment (baseline), taken again after 8-session intervention (approximately 8 weeks) and again at eight week post-therapy follow-up

• Change from baseline self-report 'quality of life' at end of 8-session psychological intervention (approximately 8 weeks) and at post-therapy eight week follow-up (using the Work and Social Adjustment Scale)

  The Work and Social Adjustment Scale (Mundt, Marks, Shear, \& Greist, 2002) is a 5-item self-report questionnaire measuring functional impairment and disability attributable to the effects of a health condition using a 9-point likert scale

  Measure taken at first therapy appointment (baseline), taken again after 8-session intervention (approximately 8 weeks) and again at eight week post-therapy follow-up

Study Arms (2)

Full ACT

OTHER

Acceptance and Commitment Therapy

Behavioral: Acceptance and Commitment Therapy

Modified ACT

OTHER

Acceptance and Commitment Therapy

Behavioral: Acceptance and Commitment Therapy

Interventions

Acceptance and Commitment Therapy BEHAVIORAL

Half of the participants will receive an eight-session ACT intervention whereby each component of the psychological flexibility model will be covered. Half of the participants will receive an eight-session act intervention whereby each component except self as context will be covered.

Full ACT; Modified ACT

Eligibility Criteria

• Age: 18 Years - 65 Years
• Sex: all
• Healthy Volunteers: No
• Age Groups: Adult (18-64), Older Adult (65+)

You may qualify if:

• Adults of working age (18-65)
• Patients with a primary positive diagnosis of a long-term health condition (The most common conditions referred to the service are Diabetes, Chronic Obstructive Pulmonary Disease \[COPD\], Rheumatoid Arthritis and Epilepsy) where there is a verifiable medical diagnosis supported by the patients General Practitioner (GP) and/or secondary care physician
• Patients with concurrent mental health difficulties (defined as mild - moderate anxiety and/or depression, see table one).

You may not qualify if:

• Patients with a primary diagnosis of 'medically unexplained symptoms' (MUS) including somatoform disorders (e.g. pain disorder, conversion disorder, body dysmorphic disorder, hypochondriasis) and functional somatic syndromes (e.g. irritable bowel syndrome, chronic fatigue syndrome, fibromyalgia, non-cardiac chest pain, non-epileptic seizures)
• Mental health diagnoses in addition to mild - moderate anxiety / depression (e.g. personality disorder, bipolar disorder, psychosis etc.)
• Patients in receipt of secondary care mental health services
• Patients with severe and enduring mental health difficulties
• Significant risk issues, or current substance misuse
• Previous contact with mental health services (defined as two or more prior episodes of contact without significant change)
• Inpatient admission for mental health difficulties within the last five years
• History of overdoses or other self-injury
• Stated reluctance to engage in psychotherapy

Sponsors & Collaborators

• University of Sheffield: lead

Study Sites (1)

Primary Care Health and Medical Psychology Services

Sheffield, South Yorkshire, S10 3TH, United Kingdom

Location

MeSH Terms

Interventions

Acceptance and Commitment Therapy

Intervention Hierarchy (Ancestors)

Cognitive Behavioral Therapy; Behavior Therapy; Psychotherapy; Behavioral Disciplines and Activities

Study Officials

• Daniel C Stockton

  University of Sheffield

  PRINCIPAL INVESTIGATOR

Study Design

• Study Type: interventional
• Phase: not applicable
• Allocation: RANDOMIZED
• Masking: SINGLE
• Who Masked: PARTICIPANT
• Purpose: TREATMENT
• Intervention Model: PARALLEL
• Sponsor Type: OTHER
• Responsible Party: PRINCIPAL INVESTIGATOR
• PI Title: Clinical Psychologist

Study Record Dates

• First Submitted: June 6, 2014
• First Posted: June 12, 2014
• Study Start: October 1, 2014
• Primary Completion: June 1, 2017
• Study Completion: June 1, 2017
• Last Updated: February 9, 2018

Record last verified: 2018-02

Locations

GB (1)