Table 2. Selection criteria for identifying relevant sources on food insecurity impacts mental health among older adults residing in LMICs.

	Inclusion	Exclusion
Time Period	• 2000 –Present • The Millennium Development Goals (MDGs), the precursors to the SDGs, were implemented in 2000 [42]	• Before 2000
Geographical Focus	• LMICs as defined by the World Bank (The World Bank, 2022).	• High income countries
Age	• 50 years or age • If studies include all ages, they can be included as long as they do a separate analysis on older adults	• Under 50
Outcomes	• Food insecurity & mental health related	• Studies that focused solely on cognitive development or diseases that affect mental capabilities (i.e., dementia) were excluded • Studies that focused on poverty without connecting it to food insecurity and mental health