Unsavory Choices: The High Sodium Density of U.S. Chain Restaurant Foods
Drawing from a larger study on restaurant nutrition, this cross-sectional study reports on the sodium density of 30,073 menu items from 237 unique U.S. chain restaurant brands in 2010. Sodium density, defined as mg sodium per 1000 kcal, was evaluated with descriptive statistics and stratified by restaurant characteristics (service model and cuisine), menu type (regular More