Comparison of relative validity of food group intakes estimated by comprehensive and brief-type self-administered diet history questionnaires against 16 d dietary records in Japanese adults.

@article{Kobayashi2011ComparisonOR,
  title={Comparison of relative validity of food group intakes estimated by comprehensive and brief-type self-administered diet history questionnaires against 16 d dietary records in Japanese adults.},
  author={Satomi Kobayashi and Kentaro Murakami and Satoshi Sasaki and Hitomi Okubo and Naoko Hirota and Akiko Notsu and Mitsuru Fukui and Chigusa Date},
  journal={Public health nutrition},
  year={2011},
  volume={14 7},
  pages={1200-11}
}
OBJECTIVE To compare the relative validity of food group intakes derived from a comprehensive self-administered diet history questionnaire (DHQ) and a brief-type DHQ (BDHQ) developed for the assessment of Japanese diets during the previous month using semi-weighed dietary records (DR) as a reference method. DESIGN Between November 2002 and September 2003, a 4 d DR (covering four non-consecutive days), a DHQ (150-item semi-quantitative questionnaire) and a BDHQ (fifty-eight-item fixed-portion… CONTINUE READING
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