Table 5.

Examples of barriers and enablers to a healthy lifestyle divided by COM-B and TDF domains, and associated Behaviour Change Techniques.

TDF Domain/ COM-B	Enabler	Barrier	Behaviour Change Technique
TDF: 1. Knowledge COM-B: Capability	Greater public awareness of the link between smoking and ill health	Overall lack of awareness regarding the link between smoking and ill health, particularly diabetes and smoking	Shaping knowledge Information about consequences
TDF: 2. Skills COM-B: Capability	Some coping mechanisms identified: talking to someone, music, religious rituals etc.	Lack of control and coping mechanisms	Shaping knowledge: identify stress, look for coping strategies Modelling behaviour
TDF: 6. Beliefs about consequences COM-B: Motivation	Religious beliefs and responsibility	Religious beliefs and fate	Information about consequences Shaping knowledge: personal responsibility and reinforcing the enabler
TDF: 11. Environmental context and resources COM-B: Opportunity	Walking with other people	Women feel unsafe walking alone	Modelling behaviour: examples of people walking together
TDF: 12. Social influences COM-B: Motivation	Family supporting different/healthy eating habits	Cooking: women cooking with high levels of oil etc., men asking for it	Modelling behaviour Shaping knowledge