Dietary habits and lifestyle and health among Japanese dietitians.

这项研究旨在澄清在日本营养师协会注册的17000名40岁或以上的日本营养师的饮食习惯与生活方式和健康之间的关系。我们开发了一份针对生活方式的自填式问卷，用于本研究的半定量食物频率问卷。基于3天饮食记录和血清生物标志物的食物频率问卷的效度研究目前正在进行中。此外，重复性研究也在进行中。在这些调查问卷数据和血清生物标志物的基础上，长期跟踪研究正在进行中，以阐明日本营养师的生活方式和饮食习惯与健康的关系。由于营养师希望获得饮食习惯的高效度和重复性信息，因此本研究将不可避免地有助于评估生活方式和饮食习惯与健康的关联。

This study aims to clarify the association between dietary habits and lifestyle and health among 17,000 Japanese dietitians aged 40 years or over registered to the Japanese Dietitians Association. We developed a self-administered questionnaire for lifestyle ans a semin-quantitative food frequency questionnaire for this study.Validation study for food frequency questionnaire based on 3-day dietary records and serum bio-markers is now underway. In addition, reproducibility study is also being conducted.On the basis of these questionnaire date and serum biomarkers, long-term follow-up study is ongoing and to elucidate the association between lifestyle and dietary habits and health among Japanese dietitians.Because information of high validity and reproducibility of dietary habits is expected from dietitians, this research will inevitably contribute to the evaluation of the association between lifestyle and dietary habits and health.