Is it time to abandon the food frequency questionnaire?

  title={Is it time to abandon the food frequency questionnaire?},
  author={Alan Kristal and Ulrike Peters and John D. Potter},
  journal={Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology},
  volume={14 12},
Although painful to admit, it is possible that epidemiologists have been deluded in their acceptance of food frequency questionnaires (FFQ) as the standard tool for dietary assessment in large studies of diet and cancer. The substantial limitations of FFQs have been known for some time (1) and published studies based on FFQ-derived data have long included in their discussion sections a litany of weaknesses due to suboptimal dietary assessment. However, few of us expected the astonishingly poor… CONTINUE READING
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