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Table 4 Discriminant validity

From: Capability, opportunity, and motivation: an across contexts empirical examination of the COM-B model

 

Physical activity

 

Eating

N

AVE

CR

1.

2.

3.

N

AVE

CR

1.

2.

3.

1. Capability

3

.80

.92

 

C: .55

C2: .30

C: .97

C2: .94

3

.67

.86

 

C: .82

C2: .67

C: .94

C2: .90

2. Opportunity

2

.78

.88

  

C: .61

C2: .37

3

.54

.78

  

C: .77

C2: .60

3. Motivation

4

.69

.90

   

6

.59

.90

   
  1. Note. Values calculated from trimmed measurement model
  2. Abbreviations: AVE average variance extracted, C correlation, C2 correlation squared score, CR composite reliability, N number of indicator variables