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Table 2 Set Shifting before and after intervention and effect sizes of cognitive changes

From: Cognitive remediation therapy for patients with anorexia nervosa: preliminary findings

  BT(T1) BT(T2) P(T1) P(T2) B(T1) B(T2) Trt(T1) Trt(T2) TRP(T1) TRP(T2) I(T1) I(T2)
A 23.93 30.00 1.00 .00 16.00 13.00 39.9 29.0 1.00 .00 12.00 12.00
B 32.83 23.42 2.00 1.00 16.00 13.00 38.7 41.6 .00 .00 16.00 12.00
C 25.62 20.00 1.00 .00 11.00 5.00 missing missing missing miss 16.00 13.00
D 18.64 15.06 .00 .00 19.00 13.00 18.5 88.0 .00 .00 30.00 15.00
M (SD) N = 4 25.2 (5.8) 22.1 (6.2) 1.0 (0.8) 0.2 (0.5) 15.5 (3.3) 11.0 (4.0) 32.4 (11.9) 52.9 (31.0) 0.3 (0.5) 0 0 18.5 (7.8) 13.0 (1.4)
Effect size Medium 0.6 Large 1.38 Large 1.14 Large 1.1 Large 0.9 Large 1.1
M(SD) Tchanturia et al (2004) Retrospective control (N = 22) 29.0 (13.7) 26(12.4) 1.5 (1.6) 1.0 (1.5) 17.9(9.7) 16.1(6.3) 44.2 (24.3) 44.1(20.0) 1.8(3.3) 2.6(4.5) 13.0(10.7) 10.8 (9.7)
Effect size Small 0.2 Small 0.3 Small 0.2 Small 0.2 Small 0.2 Small 0.2
  1. Key:
  2. BT – Bat time one (CATBAT story bat time), P – Perseverations in catbat story, B – Brixton number of errors.
  3. Trt – Trail making shifting time, TRP – Trail making perseveration, I-Illusions.
  4. T1 – first assessment, T2 – follow up after 10 sessions of CRT (first four cases) or treatment as usual in inpatient programme.