Table 3:

The protocol for improving food and nutrition literacy (FNLIT) of Children aged 10-12 years based on the IM model. [The study framework derived from (Creswell et al., 2011)(44)].

Phase	Procedure	Product
Phase 1 (Step1 of the IM model)
Sub-study 1 (Adapting the questionnaire)	Test-Retest + CVR & CVI + Cronbach’s Alpha	Native Questionnaire
Sub-study 2 (Check existing status using a cross-sectional survey)	Descriptive cross-sectional study) (n=384) + SPSS Software	Descriptive and Analytic Statistics Regression
Sub-study 3 (Qualitative Study)	- Individual in-depth Interviews - Content Analysis	Text data (Extract barriers and facilitators for improving food and nutrition literacy)
Phase 2
Integration of Quantitative and Qualitative Findings	Interpreting and explaining the results of quantitative and qualitative studies	Designing interventions based on native cultural, social and economic considerations
Design steps 2-6 of the Intervention Mapping Model based on Phase 1 and 2 findings	- Draw a matrix of change goals - Methods determination based on the theory - Design and select the content of the program - Design adoption and implementation - Design program evaluation	Map of the Implementation of the Interventional Study
Phase 3
Sub-study 4 (Interventional study) = (Execution of the designed steps - 2-6 of the IM Model)	- Identification of intervention and control groups - Pre-test in intervention and control groups - Educational and skillful interventions in intervention group based on the steps of the IM model - Post-test in intervention and control groups	Comparison of intervention and control groups based on nutrition and nutrition literacy and nutritional behaviors in both pre- and post-intervention modes.