Determinants of household vulnerability to food insecurity during COVID-19 lockdown in a mid-term period in Iran.

Objective: This study aimed to identify and rank the different aspects of households' vulnerability to food insecurity.

Design: The data were collected by a standard online questionnaire. The Household Food Insecurity Access Scale was used to assess food insecurity levels, and first-order structural equation modelling was applied to determine factors that affect food insecurity.