Reproducibility and Relative Validity of Food Group Intake in a Food Frequency Questionnaire Developed for the Tehran Lipid and Glucose Study

Hosseini‐Esfahani, Firoozeh; Asghari, Golaleh; Mirmiran, Parvin; Azizi, Fereidoun

doi:10.2188/jea.je20090083

Public

Reproducibility and Relative Validity of Food Group Intake in a Food Frequency Questionnaire Developed for the Tehran Lipid and Glucose Study

Published in Journal of Epidemiology • Jan 1, 2010

Authors:

Firoozeh Hosseini‐Esfahani

Golaleh Asghari

Parvin Mirmiran

Abstract

OBJECTIVE: To examine the validity and reproducibility of food groups in the semi-quantitative food frequency questionnaire (FFQ) developed for the Tehran Lipid and Glucose Study (TLGS). METHODS: To evaluate the reproducibility of food groups included in the FFQ, 132 subjects (61 men and 71 women) a...

Subject

Medicine

Intraclass correlation

Reproducibility

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