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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).