Empirical evaluation of the ability to learn a calorie counting system and estimate portion size and food intake.

Autor: Martin, Corby K., Anton, Stephen D., York-Crowe, Emily, Heilbronn, Leonie K., VanSkiver, Claudia, Redman, Leanne M., Greenway, Frank L., Ravussin, Eric, Williamson, Donald A.
Zdroj: British Journal of Nutrition; Aug2007, Vol. 98 Issue 2, p439-444, 6p
Abstrakt: The aim of this study was to determine if: (1) participants could learn the HMR Calorie System?? by testing if their use of the system was more accurate after training; and (2) estimated portion size and food intake improved with training. A secondary aim was to use PACE (photographic assessment of calorie estimation) to assess if participants learned the HMR system. The PACE consists of pictures of foods, the energy content of which is known. A within-subjects design was used to test the aims of this study. Participants were 44 overweight (25???????BMI??
Databáze: Complementary Index