Table 1.

Overview outcomes and outcome measures of interest.

Outcome	Outcome Measures
Feasibility	Recruitment & retention: Reach: “The proportion of intended target audience that participates in the intervention” [35] Response rate Retention rate
	Acceptability: ‘Participant’s satisfaction with the program and interactions with staff or investigators’ [35] Dose received: ‘The extent to which participants actively engage with, interact with, are receptive to, or use materials or recommended resources. It is a characteristic of the target audience that assesses the extent of engagement of participants with the intervention’ [36]
Effectiveness	Behavioral determinants: Nutritional knowledge Awareness Attitude Self-efficacy Intention Information-seeking behavior Beliefs
	Dietary behavior: Dietary intake Diet quality Nutritional status