IJE Advance Access originally published online on December 3, 2008
International Journal of Epidemiology 2009 38(3):884; doi:10.1093/ije/dyn237
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Published by Oxford University Press on behalf of the International Epidemiological Association © The Author 2008; all rights reserved.
Letters to the Editor |
Food frequency questionnaires vs diet diaries
Division of Population Sciences and Rowett Institute of Nutrition and Health, University of Aberdeen, Foresterhill, Aberdeen AB25 2ZD, UK.
* E-mail: g.mcneill@abdn.ac.uk
| The first 10% of the full text of this article appears below. |
Sir,
We believe that Bingham and colleagues1 have overstated the case in favour of the use of diet diaries vs food frequency questionnaires, for a number of reasons. First, plasma or urinary concentrations of nutrients or their metabolites often reflect recent intake and