Online transdiagnostic intervention for emotional, trauma- and stressor-related disorders in the Mexican population: A randomized pilot and feasibility trial.

•Mexican individuals received via telehealth the unified protocol for anxiety, depression, and trauma related disorders.•Online unified protocol reduced depression, anxiety, emotional issues, uncertainty intolerance, and psychological distress.•The transdiagnostic unified protocol is well-suited to train therapists for emotional, trauma, and stressor-related disorders.