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. 2017 Dec 1;76(1):21–28. doi: 10.1093/nutrit/nux063

Figure 5.

Figure 5

A, The relationship between median energy density (kcal/100 g) and median cost per 100 kcal ($/100 kcal) for foods in the Food and Nutrient Database for Dietary Studies 2009–2010 dataset aggregated to 9 major US Department of Agriculture food groups. B, The relationship between median nutrient density (Nutrient-Rich Foods 9.3 score) and median cost per 100 kcal ($/100 kcal) for foods in the Food and Nutrient Database for Dietary Studies 2009–2010 dataset aggregated to 9 major US Department of Agriculture food groups. The size of the bubble represents the number of foods within each group. Abbreviation: NRF9.3, Nutrient-Rich Foods 9.3.