Validity and reproducibility of a food frequency questionnaire to assess dietary intake of women living in Mexico City Validación y reproducibilidad de un cuestionario de frecuencia de consumo para estimar la ingesta alimentaria en mujeres de la Ciudad de México

• Ngā kaituhi matua: MAURICIO HERNÁNDEZ-AVILA (Author), ISABELLE ROMIEU (Author), SOCORRO PARRA (Author), JUAN HERNÁNDEZ-AVILA (Author), HERLINDA MADRIGAL (Author), WALTER WILLETT (Author)
• Hōputu: Pukapuka
• I whakaputaina: Instituto Nacional de Salud Pública, 1998-03-01T00:00:00Z.
• Ngā marau: article
• Urunga tuihono: Connect to this object online.

Objective. To assess the reproducibility and validity of a 116 item semi-quantitative food frequency questionnaire (FFQ), designed to assess the relation between dietary intake and chronic diseases. Material and methods. To test the reproducibility of the FFQ questionnaire, the FFQ was administered...