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Development and Initial Validation of the Therapist Ambiguity Intolerance Scale: Evidence Based on Multilevel Data
Hui Xu1, Zhijin Hou2, Jiajia Zhu2,3
1Department of Psychology, University of Macau, Macau, People's Republic of China.
Researchers developed the Therapist Ambiguity Intolerance Scale (TAIS) to measure how therapists handle uncertainty. Higher TAIS scores correlate with increased therapist anxiety and lower self-efficacy, impacting client relationships and session quality.
Area of Science:
- Psychology
- Clinical Psychology
- Psychotherapy Research
Background:
- Therapist factors significantly influence treatment outcomes, including implementation and alliance.
- Understanding therapist ambiguity intolerance is crucial for effective psychotherapy and training.
Purpose of the Study:
- To develop and validate a scale measuring therapist ambiguity intolerance.
- To provide a tool for research and practice in psychotherapy.
Main Methods:
- Development and validation of the Therapist Ambiguity Intolerance Scale (TAIS).
- Utilized 870 sessions from 257 clients and 96 therapists in a Chinese master's program.
- Employed a multilevel framework for structural and criterion validity analyses.
Main Results:
- The TAIS demonstrated a unidimensional structure at the between-client level and a dominant general factor at the within-client level.
- TAIS scores positively correlated with therapist anxiety and negatively with self-efficacy.
- Higher TAIS scores were associated with lower client-rated working alliance and session quality.
Conclusions:
- The TAIS is a valuable measure for assessing therapist ambiguity intolerance in research and clinical training.
- Emphasizes the importance of addressing and managing ambiguity within therapeutic contexts.
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