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Table 2 Descriptive characteristics of included studies (k = 28)

From: Effectiveness of training methods for delivery of evidence-based psychotherapies: a systematic review

Characteristic n and proportion (%) of included studies
Provider sample size
N < 50 9 (32.1%)
N = 50–100 8 (28.6%)
N > 100 11 (39.2%)
Provider sample included trainees/unlicensed individuals 14 (50.0%)
Study included objective assessment of provider behavior 16 (57.1%)
Study included knowledge test/self-report only 11 (39.2%)
Study included patient outcomes only 1 (3.6%)
EBPs
 Cognitive behavioral therapy variant 10 (35.7%)
 Motivational interviewing 6 (21.4%)
 Exposure therapy 4 (14.3%)
 Dialectical behavior therapy 3 (10.7%)
 Behavioral activation 2 (7.1%)
 Contingency management 1 (3.6%)
 Cognitive processing therapy 1 (3.6%)
 Trauma-focused cognitive behavioral therapy 1 (3.6%)
Mental health condition EBP designed for
 Depression and/or anxiety disorders 11 (39.2%)
 Substance use disorders 10 (35.7%)
 Borderline personality disorder 3 (10.7%)
 Posttraumatic stress disorder 3 (10.7%)
 Eating disorders 1 (3.6%)
  1. EBP evidence-based psychotherapy
  2. Cognitive behavioral therapy variant refers to a range cognitive behavioral therapy protocols designed to treat different mental health conditions