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Table 3 Means (SD) of depressive symptoms (QIDS-SR), dysfunctional attitudes (DAS-17), decentering (EQ-D), and experiential avoidance (AAQ-II) from pre-treatment to post-treatment

From: One year follow-up and mediation in cognitive behavioral therapy and acceptance and commitment therapy for adult depression

  Condition Pre- Treatment
(N = 82)
Session 1
(N = 77)
Session 6
(N = 58)
Session 11
(N = 49)
Session 16
(N = 30)
Post- Treatment
(N = 67)
QIDS-SR ACT 14.96 (4.15) 15.06 (4.63) 11.76 (5.08) 11.21 (6.16) 8.84 (5.84) 8.10 (6.54)
CBT 14.61 (4.55) 13.57 (4.71) 11.24 (5.32) 9.68 (5.66) 8.23 (4.92) 6.34 (5.28)
DAS-17 ACT 63.36 (17.80) 62.15 (19.83) 61.03 (17.89) 59.51 (21.54) 52.42 (16.40) 50.03 (17.42)
CBT 60.55 (19.95) 59.67 (22.91) 54.33 (18.94) 55.91 (17.23) 51.01 (16.12) 46.56 (16.91)
EQ-D ACT 34.96 (5.41) 33.91 (6.65) 33.06 (6.28) 35.58 (7.40) 37.63 (7.52) 37.58 (7.57)
CBT 34.45 (5.61) 33.89 (6.95) 32.08 (6.97) 33.78 (5.29) 36.04 (7.29) 37.13 (5.28)
AAQ-II ACT 23.77 (6.95) 23.36 (7.70) 24.96 (7.80) 27.92 (9.71) 30.20 (10.60) 30.77 (9.57)
CBT 23.71 (7.61) 26.52 (8.92) 27.71 (8.89) 25.71 (8.92) 30.17 (8.86) 30.97 (8.70)
  1. Note. AAQ-II Acceptance and Action Questionnaire-II, ACT Acceptance and Commitment Therapy, CBT Cognitive Behavioral Therapy, DAS-17 Dysfunctional Attitude Scale-revised, EQ-D Decentering subscale of the Experiences Questionnaire, QIDS-SR Quick Inventory for Depressive Symptomatology