Résumé :
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[BDSP. Notice produite par INIST-CNRS lrlR0xrB. Diffusion soumise à autorisation]. Objectives. We assessed consumer awareness of menu calorie information at fast-food chains after the introduction of New York City's health code regulation requiring these chains to display food-item calories on menus and menu boards. Methods. At 45 restaurants representing the 15 largest fast-food chains in the city, we conducted cross-sectional surveys 3 months before and 3 months after enforcement began. At both time points, customers were asked if they had seen calorie information and, if so, whether it had affected their purchase. Data were weighted to the number of city locations for each chain. Results. We collected 1188 surveys pre-enforcement and 1229 surveys postenforcement. Before enforcement, 25% of customers reported seeing calorie information ; postenforcement, this figure rose to 64% (P<. and weighted among customers who saw calorie information postenforcement said they used the which represents a increase in percentage of making calorie-informed choices vs p conclusions. posting on menu boards increases number people see use this information. since enforcement new york labeling regulation began approximately million adults have seen each day.>
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