A new umbrella review published in Cognitive and Behavioral Practice finds that culturally adapted Cognitive Behavior Therapy (CBT) produces better symptom outcomes than standard CBT for depression and anxiety. The study, conducted by researchers at Columbia University Irving Medical Center and the New York State Psychiatric Institute, synthesizes systematic reviews representing up to 21,414 participants across diverse global populations. 

Key Findings 

Researchers identified 41 systematic reviews on how CBT has been culturally adapted in mental health settings. Of those, only eight reported overall effect sizes. Among those, culturally adapted interventions outperformed non-adapted interventions for both depression and anxiety. 

The review identified 14 categories of cultural adaptation. The most frequently reported were translation and communication style adjustments (33 reviews), modifications to therapy techniques (29 reviews), and incorporation of patient explanatory models (23 reviews). Other notable adaptations included caregiver involvement, culturally specific coping strategies, and addressing stigma around mental illness. 

A male patient in a CBT therapy session.

Reviews averaged 5.36 distinct cultural adaptations each, suggesting that effective cultural adaptation is rarely a single change but a multifaceted clinical process. The authors note, however, that no study has yet quantified which specific adaptations are most effective, a significant gap in the literature.

Commentary and Clinical Takeaways from Dr. Judith Beck

“This umbrella review reinforces that cultural context is critical in understanding how people experience distress, what they believe causes it, and what kind of help they’re likely to accept,” said Beck Institute President Dr. Judith Beck. “Incorporating cultural context into the cognitive conceptualization of your client and choosing appropriately adapted interventions is critical to delivering effective care.”

Dr. Beck encourages practitioners to view cultural adaptation not as a specialty skill set, but as an extension of the collaborative, individualized approach that defines CBT. “Asking clients about their values, preferred coping strategies, and potential barriers to care are all things any CBT clinician can and should be doing.”

The Columbia team notes that individual therapists can begin implementing many of these adaptations immediately, while systemic changes, such as cultural competence training and bilingual staffing, require organizational commitment.

As CBT continues to expand globally, this review provides a foundation for making CBT more equitable and effective across diverse patient populations. Future research should work toward identifying which specific adaptations drive the greatest improvement in clinical outcomes.

Reference: 

Aggarwal, N. K., Saint-Hilaire, S., & Lewis-Fernández, R. (2026). State of the science in practice: Incorporating cultural adaptations in CBT: An umbrella review of cultural adaptations and practice recommendations. Cognitive and Behavioral Practice.

Read more about cultural adaptations of CBT: