Ratios of Food Amounts across Three Portion Size Categories on a Food Frequency Questionnaire in Men and Women.

Minji Kang,Song-Yi Park,Carol J Boushey,Lynne R Wilkens,Loïc Le Marchand,Laurence N Kolonel,Suzanne P Murphy,Hee-Young Paik

Journal of the Academy of Nutrition and Dietetics（2020）

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摘要

These results provide guidance on appropriate ratios to use to set values for small and large PS categories on a QFFQ, particularly for items with insufficient information on usual PS.

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关键词

Portion size,Food frequency questionnaire,24-Hour dietary recall,Multiethnic Cohort Study

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