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The change process questionnaire (CPQ): A psychometric validation
T R Lindsay1, R B Seedall1, A Gillespie2
1Department of Human Development and Family Studies, Utah State University, Logan, Utah, USA.
Feedback-informed treatment (FIT) benefits systemic family therapists, but better measures are needed. The new 18-item Change Process Questionnaire (CPQ) offers a clinically useful FIT measure, detailing client relationships, well-being, therapist regard, and therapeutic effects.
Area of Science:
- Psychology
- Therapeutic Interventions
- Clinical Measurement
Background:
- Feedback-informed treatment (FIT) enhances systemic family therapy outcomes.
- Current FIT measures lack clinical utility for therapists.
- A need exists for precise tools to track therapeutic change.
Purpose of the Study:
- To develop and validate a clinically useful Feedback-informed treatment (FIT) measure.
- To introduce the Change Process Questionnaire (CPQ) for assessing therapeutic change.
- To refine the CPQ based on psychometric evaluation.
Main Methods:
- Conceptualized core dimensions of the therapeutic change process.
- Developed an initial 25-item Change Process Questionnaire (CPQ).
- Evaluated the psychometric properties of the CPQ, refining it to 18 items across four subscales.
Main Results:
- The refined 18-item CPQ demonstrated psychometric validity.
- The CPQ is organized into four subscales: client relationships, client well-being, therapist regard, and therapeutic effect.
- The subscales align with core dimensions of the therapeutic change process.
Conclusions:
- The Change Process Questionnaire (CPQ) offers a clinically useful measure for Feedback-informed treatment (FIT).
- The CPQ has the potential to advance research and practice in therapeutic change.
- Further validation and application of the CPQ in clinical settings are warranted.
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