Table 2.

Barriers and facilitators in rank order of mentions in relation to Mediterranean-DASH Intervention for Neurodegenerative delay (MIND) diet in 40–55-year-olds: COM-B and theoretical domains framework (TDF) domains (n 25)^*

COM-B	TDF	Rank order	Frequency of mentions relating to codes	% mentions†
Facilitators
Reflective motivation	Belief about consequences	1	28	17
Reflective motivation	Belief about capabilities	2	27	16
Physical opportunity	Environment context and Resources	3	22	13
Social opportunity	Social influences	4	21	13
Physical Capability	Skills	5	20	12
Automatic motivation	Emotion	6	15	9
	Reinforcement	7	10	6
	Intention	8	6	4
	Behaviour regulation	9	4	2
	Optimism	10	4	2
	Social/professional and identity	11	3	2
	Knowledge	12	3	2
	Memory	13	1	1
	Goals	14	0	0
	Total		164	100

COM-B: Capability (C): Psychological or physical ability to enact behaviour; Opportunity (O): Physical and social environment that enables behaviour. Motivation (M): Reflective or automatic mechanisms that activate or inhibit behaviour; Behaviour (B); MIND, Mediterranean-DASH Intervention for Neurodegenerative delay; DASH, Dietary Approaches to Stop Hypertension.

^*Information above the thick black line represents the top six reported domains of the TDF and corresponding COM-B components. Eighty percentage of the data fell into the top six TDF domains.

^†Mentions: Spoken word/words in relation to codes/themes/subthemes emerging from questions asked regarding MIND diet.