Psychological Treatments for Alexithymia: A Systematic Review
Author Information
Author(s): Tsubaki Kanako, Shimizu Eiji
Primary Institution: Chiba University
Hypothesis
This systematic review aims to explore and synthesize findings from recent randomized controlled trials about psychological treatments for alexithymia.
Conclusion
Most psychological interventions significantly decreased alexithymia scores, but the evidence remains inconclusive due to study heterogeneity.
Supporting Evidence
- Seventeen studies reported significant reductions in alexithymia scores in the intervention groups compared to control groups.
- Most psychological treatments, including cognitive behavioral therapy, were effective in reducing alexithymia symptoms.
- The review identified a notable trend in the geographical distribution of research, with many studies originating from Iran.
Takeaway
This study looked at different therapies to help people who have trouble understanding their feelings, and found that many of these therapies worked well.
Methodology
The review included 18 randomized controlled trials published from 2010 to 2024, focusing on psychological treatments for alexithymia, with outcomes measured using the TAS-20 scale.
Potential Biases
There is a risk of bias due to the self-reported nature of the TAS-20 and the single-reviewer selection process.
Limitations
The main limitations include the heterogeneity of samples and interventions, potential bias due to self-reported measures, and a geographic concentration of studies primarily from Iran.
Participant Demographics
The studies included a mix of patients with major diagnoses, physical diseases, and non-clinical individuals, with a significant number of studies conducted in Iran.
Statistical Information
P-Value
p<0.001
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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