To evaluate the validity of the Inter99 food frequency questionnaire (FFQ) compared with a 28-days' diet history and biomarkers. A random sample of 13 016 individuals were drawn from a general ...

A diet history questionnaire may be used to assess vitamin B12 and folate intake in Japanese pregnant women, according to a recent study. About Careers Internship MedBlog Contact us English (US) ...

To validate reported energy intake (rEI) with a self-administered diet history questionnaire (DHQ) against total energy expenditure (TEE) by the doubly labeled water (DLW) method. A total of 140 ...

All had completed the diet history questionnaire (DHQ), and food and supplement intake were used to calculate the energy-adjusted DII (E-DII). Following Cox regression and competing risk models, ...

Dietary intake statuses were assessed using the brief-type self-administered diet history questionnaire. Frailty was assessed using the Kihon Checklist (KCL).

The study analyzed the diets of 762 people who had completed the NIH Diet History Questionnaire-II (DHQ-II) in the third trimester or within three months of delivery.

The dietary survey was conducted using the self-administered dietary history questionnaire (DHQ), and the average and cumulative ultraviolet irradiation dose for the 30 days prior to blood ...