Relative validity of a food frequency questionnaire to identify dietary patterns in an adult Mexican population

• Main Authors: Edgar Denova-Gutiérrez (Author), Katherine L Tucker (Author), Jorge Salmerón (Author), Mario Flores (Author), Simón Barquera (Author)
• Format: Book
• Published: Instituto Nacional de Salud Pública, 2016-12-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Objective. To examine the validity of a semi-quantitative food frequency questionnaire (SFFQ) to identify dietary patterns in an adult Mexican population. Materials and methods. A 140-item SFFQ and two 24-hour dietary recalls (24DRs) were administered. Foods were categorized into 29 food groups used...