Transition and persistence in the double burden of malnutrition and obesity : Evidence from South Africa

Type Working Paper - HAL
Title Transition and persistence in the double burden of malnutrition and obesity : Evidence from South Africa
Author(s)
Publication (Day/Month/Year) 2021
URL https://hal.uca.fr/hal-03338304/document
Abstract
Many developing countries are facing an increasing prevalence of obesity and persistent undernutrition often referred to as the double burden of malnutrition (DBM). However, few empirical studies investigate the dynamics of this status over time and particularly when measured at the household level. This paper analyzes transition and persistence patterns of the DBM and obesity using South African household data spanning over 2008-2017. To test whether the DBM (the coexistence of at least one obese and one underweight individual in a household) is either a transitory or a persistent phenomenon, we use a dynamic random-effects probit model with unobserved heterogeneity. Our findings suggest that DBM is a transitory phenomenon as most double burden households over one period do not remain so in the subsequent waves. On the other hand, we find that obesity is a persistent status at the household level. Lastly, DBM households in t - 1 appear to become obese in t. These widespread nutritional issues require appropriate measures such as double-duty actions.

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