Validity and reproducibility of a food frequency questionnaire to assess dietary intake of women living in Mexico City
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...
| Main Authors: | , , , , , |
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| Format: | Article |
| Language: | English |
| Published: |
Instituto Nacional de Salud Pública
1998-01-01
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| Series: | Salud Pública de México |
| Subjects: | |
| Online Access: | http://www.scielosp.org/scielo.php?script=sci_arttext&pid=S0036-36341998000200005 |