Household living conditions and food insecurity in Nigeria: a longitudinal study during COVID-19 pandemic.

Objective: This study set out to investigate the risk of household food insecurity in Nigeria during the novel COVID-19 pandemic using a harmonised dataset of Nigeria's prepandemic face-to-face survey and two waves of the COVID-19 National Longitudinal Phone Survey (NLPS).

Setting: Nigeria.

Participants: A representative sample of 1674 households is used in the analysis.