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Table 3 Comparison of pre- and post-treatment scores of outcome measures.

From: Cognitive behavioral therapy for depression among adults in Japanese clinical settings: a single-group study

  Baseline Endpoint % improvement Cohen's d
Outcome Measures Mean SD Mean SD   
BDI-II 32.6 9.5 11.7* 5.9 64.1 2.64
HAMD-17 24.3 7.4 8.1* 3.4 66.6 2.81
QIDS-SR 21.3 7.1 9.4* 3.4 19.9 2.14
GAF 46.1 9.6 73.2* 8.5 57.8 2.99
DAS-24 106.4 29.6 85.5* 14.7 19.9 0.89
SUBI - health subscale 38.4 6.4 38.3* 5.0 20.8 0.02
SUBI - fatigue subscale 32.6 9.5 46.4* 5.4 64.1 1.79
  1. Intent-to-treat sample, Last-observation-carried forward analysis
  2. BDI-II: Beck Depression Inventory-II score
  3. HAMD: Hamilton Depression Rating Scale
  4. QIDS-SR: Quick Inventory of Depressive Symptomatology -Self Rated
  5. GAF: Global Assessment of Functioning of DSM-IV
  6. DAS: Dysfunctional Attitude Scale
  7. SUBI: WHO Subjective Well-being Inventory
  8. * p < 0.001