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Table 3 Multiple linear regression analysis of the difference in scores on objective competence and self-perceived competence at follow-up between the intervention and control groups, adjusted for baseline competence

From: An evaluation of the effect of an educational intervention for Australian social workers on competence in delivering brief cognitive behavioural strategies: A randomised controlled trial

  Baseline ratings Difference between groups at follow-up  
  Mean (95% C.I) Mean (95% C.I) p-value
Objective Competence*    
Overall cognitive therapy skills    
   Control 26.36 (23.81, 28.91) 14.20 (7.38, 21.02) <0.001
   Intervention 28.34 (22.39, 34.30)   
Subscales    
General Therapeutic Skills    
   Control 15.57 (13.34, 17.80) 7.86 (3.81, 11.90) <0.001
   Intervention 16.56 (13.46, 19.66)   
Conceptualisation, Strategy and Technique    
   Control 10.79 (9.58, 11.99) 6.34 (2.73, 9.96) <0.001
   Intervention 11.78 (8.77, 14.79)   
Self-perceived Competence +    
Overall mean confidence across all strategies    
   Control 1.27 (0.94, 1.61) 1.28 (0.84, 1.72) <0.001
   Intervention 1.69 (1.26, 2.11)   
Individual skill areas    
Basic overall skills in CBT    
   Control 1.07 (0.54, 1.60) 1.59 (1.05, 2.13) <0.001
   Intervention 1.44 (0.85, 2.02)   
Structured problem solving    
   Control 1.43 (0.99, 1.87) 1.49 (0.87, 2.12) <0.001
   Intervention 1.88 (1.23, 2.52)   
Slow breathing    
   Control 1.14 (0.59, 1.69) 1.16 (0.65, 1.68) <0.001
   Intervention 1.69 (1.05, 2.32)   
Activity planning    
   Control 1.21 (0.81, 1.62) 1.37 (0.76, 1.98) <0.001
   Intervention 1.63 (1.01, 2.24)   
Psychosocial assessment    
   Control 2.29 (1.63, 2.94) 0.84 (0.29, 1.39) 0.004
   Intervention 2.75 (2.18, 3.32)   
Sleep wake cycle management    
   Control 0.50 (0.61, 0.94) 1.68 (1.09, 2.28) <0.001
   Intervention 0.75 (0.39, 1.11)   
  1. * Video-taped standardised simulated consultations rated by blinded reviewers using the 66-item Cognitive Therapy Scale
  2. + Self-reported level of confidence in using cognitive behavioural strategies; Likert scales from 0 (not at all confident) to 4 (extremely confident).