Fig. 2

Nationally representative data have been collected using the Water Insecurity Experiences (WISE) Scales in Mexico, Honduras, Guatemala, Peru, and Brazil, indicated by shading. The WISE Scales have also been used in many site-specific studies, indicated by blue diamonds. National prevalence estimates and data sources: Mexico, 16.3%, (ENSANUT 2021); Guatemala, 24.2% (Gallup World Poll 2020), Honduras, 47.2% (Gallup World Poll 2020), Brazil, 16.1% (Gallup World Poll 2020), Peru, 48.2% (Gallup World Poll 2022). The portion of this figure based on Gallup World Poll 2020 data is replicated, with permission, from [13]