FIGURE 2-14 Trends in mean sodium intake densities from food for three gender/age groups, 1971–1974 to 2003–2006.
NOTES: Analyzed using 1-day mean intake data for NHANES 2003–2006 to be consistent with earlier analyses and age-adjusted to the 2000 Census; includes salt used in cooking and food preparation, but not salt added at the table; 1-day mean intake calculated using the population proportion method. kcal = calorie; mg = milligram.
SOURCES: Briefel and Johnson (2004), for 1971–2000 data; NHANES for 2003–2006 (see Chapter 5).