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Table 3 Cluster structure of Decisional Conflict Scale items

From: Development and validation of the Japanese version of the Decisional Conflict Scale to investigate the value of pharmacists’ information: a before and after study

Domain

Item no.

Cluster structure

  

Cluster 1

Cluster 2

Cluster 3

Cluster 4

Cluster 5

Uncertainty

10

0.79

0.89

0.79

0.68

0.77

 

11

0.66

0.90

0.72

0.60

0.63

 

12

0.61

0.89

0.61

0.46

0.57

Informed

1

0.78

0.65

0.72

0.63

0.96

 

2

0.83

0.70

0.75

0.60

0.96

 

3

0.87

0.54

0.63

0.50

0.74

Values clarity

4

0.94

0.76

0.80

0.60

0.83

 

5

0.96

0.73

0.76

0.60

0.79

 

6

0.94

0.69

0.78

0.60

0.75

Support

7

0.69

0.60

0.88

0.53

0.65

 

8

0.62

0.66

0.64

1.00

0.64

 

9

0.71

0.71

0.93

0.66

0.73

Effective decision

13

0.76

0.79

0.89

0.54

0.69

 

14

0.56

0.79

0.54

0.57

0.51

 

15

0.65

0.89

0.75

0.65

0.59

 

16

0.60

0.90

0.67

0.55

0.63

Variation explained* (%)

 

86.3

77.3

81.3

100.0

91.9

 

Inter-Cluster

 

Cluster 1-2

Cluster 1-3

Cluster 1-4

Cluster 1-5

 

Correlation

 

0.73

0.80

0.62

0.84

    

Cluster 2-3

Cluster 2-4

Cluster 2-5

    

0.78

0.66

0.70

     

Cluster 3-4

Cluster 3-5

     

0.64

0.77

      

Cluster 4-5

      

0.64

  1. Correlation coefficients between each item and each cluster component.
  2. Bold characters indicate the highest correlation coefficients.
  3. *Total variation explained = 83.5%.