Food group categories used in dietary analysis can misrepresent the amount and type of fat present in foods

Abstract

Objective: To determine whether analysis of food intake data using different food group classification systems changes the apparent contribution of defined food groups to total daily fat intake. Design: Three food classification systems were used to assess dietary intake of male omnivore subjects from a food frequency questionnaire. Setting: RMIT University, Melbourne, Australia. Subjects: A total of 78 healthy men aged 20-55 years, divided by meat consumption into moderate meat-eaters (n = 60) and high meat-eaters (n = 18). Methods: Dietary intake data were collected as semi-quantitative food frequency questionnaires and analysed using the NUTTAB 95 database. The contribution of food groups..