Table 2 Food insecurity among participants at different time points

No or mild food insecurity

HFIAS score

Household members have access to sufficient nutritious food (food secure) or are sometimes limited in diversity or preferred choices (mild food insecurity).

Moderate food insecurity

Household members have access to lower quality food and are sometimes limited either in number and/or size of meals.

Severe food insecurity

Household members often had to limit number or size of meals and/or had no food +/- gone to bed hungry.