Validation of a short food frequency questionnaire to assess folate intake.

@article{Pufulete2002ValidationOA,
  title={Validation of a short food frequency questionnaire to assess folate intake.},
  author={Maria Pufulete and Peter W. Emery and Michael W. Nelson and Thomas A Sanders},
  journal={The British journal of nutrition},
  year={2002},
  volume={87 4},
  pages={383-90}
}
A short quantitative food frequency questionnaire (FFQ) to assess folate intake was developed and validated against a 7-d weighed food intake record (7d-WR) and biochemical indices of folate status. Thirty-six men and women completed the self-administered FFQ on two occasions a month apart, kept a 7d-WR and gave two fasting blood samples at the beginning and end of the study for measuring serum and erythrocyte folate, respectively. Mean folate intakes were similar by repeat FFQ and correlated… CONTINUE READING

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