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Table 5 Comparison of pre-post changes for clinical outcomes between diagnostic subtypes

From: Cognitive behaviour therapy response and dropout rate across purging and nonpurging bulimia nervosa and binge eating disorder: DSM-5 implications

  Means ANOVA comparing the pre-post change
  BN-P (n = 327) BN-NP (n = 40) BED (n = 87)   Φ (mean difference): pre-post
Pre Post Pre Post Pre Post p BN-P BN-NP BED
EDI: Drive for thinness 14.86 12.42 15.29 13.27 12.70 12.72 .014 2.54* 2.26* 1.90*
EDI: Body dissatisfaction 18.50 16.28 19.58 16.67 21.99 20.30 .004 1.98* 3.59* 3.28*
EDI: Interocep. awar. 13.48 10.91 12.47 10.09 10.91 8.77 .022 2.53* 2.04 2.41*
EDI: Bulimia 10.46 5.78 10.05 4.58 10.26 4.56 .004 4.51* 5.62* 5.95*
EDI: Interper. distrust 6.68 5.36 5.18 4.70 4.87 4.58 .004 1.32* 0.68 0.10
EDI: Ineffectiveness 12.42 10.24 10.21 10.21 11.06 9.86 .004 1.99* 0.13 2.89*
EDI: Maturity fears 8.04 6.78 8.00 6.58 7.26 6.86 .004 1.04* 1.05 0.42
EDI: Perfectionism 6.52 5.90 5.39 5.76 4.46 4.07 .014 0.67* 0.01 0.19
EDI: Impulse regulation 8.08 5.70 7.06 5.55 6.30 4.12 .004 2.18* 0.87 1.97*
EDI: Ascetism 7.77 6.03 7.92 7.27 6.83 5.35 .004 1.76* 0.72 1.36*
EDI: Social insecurity 9.01 7.38 6.97 7.16 7.12 5.42 .004 1.62* −0.29 1.87*
EDI: Total score 116.4 97.4 108.8 94.9 103.8 86.6 .004 18.7* 15.2* 19.8*
SCL: Somatization 1.92 1.59 1.56 1.32 1.95 1.62 .004 0.31* 0.23 0.51*
SCL: Obsessive-compul. 2.11 1.88 1.96 1.73 1.89 1.56 .004 0.24* 0.18 0.39*
SCL: Interpersonal sensit. 2.25 1.90 1.96 1.81 2.12 1.61 .004 0.35* 0.19 0.53*
SCL: Depressive 2.47 2.05 2.12 1.91 2.25 1.79 .004 0.39* 0.24 0.54*
SCL: Anxiety 1.96 1.65 1.66 1.50 1.62 1.32 .004 0.30* 0.09 0.44*
SCL: Hostility 1.61 1.33 1.49 1.38 1.37 1.00 .020 0.19* 0.06 0.40*
SCL: Phobic anxiety 1.27 1.10 1.06 .98 .88 .68 .014 0.16* 0.06 0.30*
SCL: Paranoid Ideation 1.67 1.44 1.31 1.12 1.37 1.13 .004 0.20* 0.15 0.25
SCL: Psychotic 1.48 1.20 1.34 1.18 1.25 .92 .004 0.27* 0.11 0.49*
SCL: GSI score 1.95 1.74 1.68 1.49 1.76 1.38 .344 0.18 0.16 0.48
SCL: PST score 68.67 61.24 63.42 58.63 63.40 53.89 .004 7.25* 4.09 11.8*
SCL: PSDI score 2.46 2.25 2.30 2.12 2.45 2.06 .004 0.19* 0.17 0.45*
  1. *Bold: significant comparison/contrast (.05). P-values include Bonferroni’s Holm correction.