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Table 5 Survey scales with comparisons of mean scores between intervention and control group

From: Examining the educational impact of the mini-CEX: a randomised controlled study

Scale

Cronbach’s alpha

Intervention group, mean (SD)

Control group, mean (SD)

Mann-Whitney U test

Quantity of feedback

0.61

2.5 (0.4)

2.4 (0.5)

p = 0.39

 History taking1

 

3.0 (0.6)

2.2 (0.7)

p < 0.01*

 Physical examination1

 

2.8 (0.6)

2.5 (0.6)

p = 0.15

 Procedures1

 

3.0 (0.7)

3.0 (0.7)

p = 0.84

 Clinical reasoning1

 

2.4 (0.7)

2.7 (0.7)

p = 0.21

 Presenting findings/cases1

 

2.3 (0.7)

1.9 (0.9)

p = 0.21

 Satisfaction with amount of feedback2

 

2.5 (0.9)

2.5 (1.0)

p = 0.77

 Would have liked more feedbacka, 2

 

1.4 (0.5)

1.7 (0.9)

p = 0.37

Quality of feedback2

0.75

3.1 (0.6)

3.3 (0.6)

p = 0.64

 Direct observation

 

2.3 (0.9)

2.7 (1.0)

p = 0.16

 Positive feedback

 

3.7 (0.7)

3.2 (0.9)

p = 0.08

 Constructive, negative feedback

 

2.8 (0.9)

2.7 (0.7)

p = 0.71

 Guidance on how to improve

 

3.3 (0.9)

3.4 (0.8)

p = 0.73

 Wide range of patients

 

3.0 (1.2)

3.0 (1.0)

p = 0.86

 Quality of feedback

 

3.0 (0.9)

3.3 (0.9)

p = 0.44

 Usefulness of feedback

 

3.6 (1.0)

4.0 (0.9)

p = 0.28

 Feedback made me learn more

 

3.5 (0.9)

4.1 (1.0)

p = 0.09

Learning2

0.64

3.9 (0.3)

3.8 (0.4)

p = 0.58

 Identifying key information in the history

 

4.1 (0.5)

3.8 (0.8)

p = 0.25

 Efficiency in history taking

 

4.2 (0.7)

4.1 (0.8)

p = 0.75

 Structured clinical examination

 

4.2 (0.9)

4.0 (0.7)

p = 0.25

 Efficiency in clinical examination

 

4.2 (0.6)

4.1 (0.8)

p = 0.86

 Identifying normal and abnormal findings

 

4.2 (0.6)

3.5 (0.7)

p = 0.02*

 Carrying out procedures

 

3.8 (0.7)

3.6 (1.0)

p = 0.43

 Suggesting differential diagnoses

 

3.5 (0.7)

3.7 (0.9)

p = 0.27

 Suggesting further investigations

 

3.8 (0.4)

3.9 (0.7)

p = 0.56

 Knowing which topics that I master

 

3.4 (0.6)

3.6 (0.9)

p = 0.34

 Knowing which examinations that I master

 

3.8 (0.4)

3.7 (0.9)

p = 1.00

 Knowing which procedures that I master

 

3.9 (0.5)

4.1 (0.6)

p = 0.34

Confidence2

0.74

3.6 (0.6)

3.7 (0.7)

p = 0.84

 Not afraid of asking for help

 

4.2 (0.6)

4.4 (0.6)

p = 0.35

 Not afraid of asking for feedback

 

3.7 (0.9)

3.6 (0.9)

p = 0.77

 Confidence in performing tasks expected of a fifth-year medical student

 

3.2 (1.0)

3.2 (0.8)

p = 0.89

 Confidence in having learned enough

 

3.3 (0.9)

3.4 (1.1)

p = 0.75

Motivation2

0.30

3.6 (0.6)

3.5 (0.5)

p = 0.23

 Motivation to meet/clerk patient

 

4.1 (0.8)

3.9 (0.7)

p = 0.49

 Motivation to learn

 

3.8 (0.9)

3.6 (1.0)

p = 0.64

 Regularly sought medical knowledge

 

3.1 (0.8)

2.8 (0.8)

p = 0.44

  1. 11 never, 2 rarely, 3 sometimes, 4 often, 5 always
  2. 21 strongly disagree, 2 disagree, 3 neutral, 4 agree, 5 strongly agree
  3. Note: a denotes item that was reverse scored; * denotes items where difference was statistically significant at p < 0.05