Table 7 Summary of consistencies and variations in COM indicators
From: Capability, opportunity, and motivation: an across contexts empirical examination of the COM-B model
COM-B Model | TDF domain | Measures | PA | E | |
|---|---|---|---|---|---|
Capability | Psychological | Behavioural regulation | Action control | ✓ | ✓ |
Behavioural regulation | Action planning | ✓ | ✘ | ||
Behavioural regulation | Habits | ✓ | ✓ | ||
Memory, attention, and decision processes | Decision making (cons) | ✘ | ✓ | ||
Opportunity | Social | Social influences | Subjective norms (descriptive) | ✓ | ✓ |
Social influences | Social support | ✓ | ✘ | ||
Physical | Environmental context and resources | Environment (home/shop) | ✘ | ✓ | |
Motivation | Reflective | Social/professional role and identity’ | Identity | ✓ | ✓ |
Beliefs about capabilities | Self-efficacy | ✓ | ✓ | ||
Beliefs about capabilities | PBC | ✘ | ✓ | ||
Intention | Intentions | ✓ | ✓ | ||
Beliefs about consequences | Attitudes (instrumental/affective) | ✘ | ✓ | ||
Automatic | Emotion | Positive affect | ✓ | ✘ | |