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While food insecurity is a persistent public health challenge, its long-term association with depression at a national level is unknown. We investigated the spatial heterogeneity of food insecurity and its association with depression in South Africa (SA), using nationally-representative panel data from the South African National Income Dynamics Study (years 2008-2015). Geographical clusters ("hotpots") of food insecurity were identified using Kulldorff spatial scan statistic in SaTScan. Regression models were fitted to assess association between residing in food insecure hotspot communities and depression. Surprisingly, we found food insecurity hotspots (p 

Original publication





Scientific reports

Publication Date





Centre for Rural Health, School of Nursing and Public Health, College of Health Sciences, University of KwaZulu-Natal, Private Bag X7, Durban, South Africa.


Humans, Depression, Geography, Poverty, Socioeconomic Factors, Adolescent, Adult, Aged, Middle Aged, South Africa, Female, Male, Young Adult, Food Insecurity, Disease Hotspot, Food Deserts