Table 4.

The relationship of PMT actions to increase healthy dietary behaviour in patients with different health conditions and the general population.

Article Number	Title and Authors	Setting	Methods	Sample characteristics	Finding
10.	“The Use of the Modified Protection Motivation Theory to Explore Adult Consumers’ Functional Foods Consumption Behavior.” Park et al. (2011)	USA	Descriptive - analytical study with the online survey questionnaire	N = 465 Men: 25.1% Women: 74.9%	Self-efficacy of coping appraisal on intention (p < 0.001) and behavior (p < 0.05) is the best predictor regarding intention and behavior. Response efficacy was a significant predictor of intention (p < 0.001), not behavior.
11.	“Using a combined motivational and volitional intervention to promote exercise and healthy dietary behaviour among undergraduates.” Zhang and Cooke (2012)	UK	RCT with three experimental groups of motivational intervention, volitional intervention, and a combination of both interventions. Baseline, two and four weeks follow-up	N = 84 Men: 43 Women: 41 Aged 18- 24 years No history of diabetes	Response efficacy of coping appraisal is the strongest predictor of eating a healthy diet (p < 0.001) and regular exercise (p < 0.001)