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Table 2 ANCOVAs of treatment outcome as measured by GAF and SF-36

From: Psychosocial functioning in patients with treatment-resistant depression after group cognitive behavioral therapy

  pre Mean(SD) post treatment Mean(SD) F value effect size partial Eta 2 d
ITT(N = 43)      
GAF 59.49(6.10) 65.51(6.68) 40.06*** 0.33 0.94
SF-36 PCS 41.00(11.12) 46.78(10.22) 16.31*** 0.16 0.54
   Physical functioning 76.33(17.38) 84.77(15.92) 16.49*** 0.17 0.51
   Role physical 27.33(42.19) 58.14(42.86) 5.14* 0.06 0.72
   Bodily pain 61.58(25.68) 68.45(26.94) 4.08* 0.05 0.26
   General health 38.66(15.76) 48.74(20.36) 5.73* 0.07 0.00
SF-36 MCS 25.77 (8.70) 33.52(10.97) 25.17*** 0.23 0.78
   Vitality 24.65(13.69) 39.65(19.32) 11.58** 0.12 0.90
   Social functioning 43.84(20.79) 59.59(23.75) 16.15*** 0.16 0.71
   Role emotional 11.63(28.06) 34.88(39.14) 19.06*** 0.19 0.68
   Mental health 37.86(15.82) 52.09(18.34) 30.24*** 0.27 0.83
Completer (N = 38)      
GAF 60.18(5.79) 67.00(5.17) 41.19*** 0.53 1.24
SF-36 PCS 41.18(11.04) 47.72(9.62) 17.73*** 0.20 0.63
   Physical functioning 77.43(16.65) 86.97(13.78) 26.38*** 0.27 0.62
   Role physical 23.68(41.08) 58.55(43.21) 47.11*** 0.40 0.83
   Bodily pain 62.68(26.63) 70.46(27.55) 4.15* 0.05 0.29
   General health 38.62(16.03) 50.03(20.76) 13.23** 0.15 0.62
SF-36 MCS 25.93 (8.95) 34.71(10.90) 27.53*** 0.27 0.88
   Vitality 24.87(12.81) 41.84(18.25) 34.89*** 0.32 1.08
   Social functioning 44.34(21.83) 62.17(23.87) 17.21*** 0.19 0.78
   Role emotional 11.40(29.28) 37.72(40.40) 20.19*** 0.22 0.75
   Mental health 38.00(16.10) 54.11(17.93) 33.73*** 0.32 0.95
  1. ** p < .001, ** p < .01, * p < .05
  2. GAF: Global Assessment of Functioning scale
  3. SF-36: 36-item Short-Form Health Survey
  4. PCS: Physical Component Summary
  5. MCS: Mental Component Summary