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 ...

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

The group also completed the National Cancer Institute Diet History Questionnaire (DHQ) which tracked how much people consumed 124 different foods.

To complete this study, Berciano and her colleagues used data from 818 people who completed a diet history questionnaire created by the National Cancer Institute.

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, ...

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 ...

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.

Dietary intake was assessed using the Canadian adaptation of the U.S. NIH Diet History Questionnaire. Three plant-based dietary indices assessed whether participants adhere to an overall plant ...

The intervention group (n = 50,316 ) received certain screening tests while the control group (n = 47,843) received usual care; all participants completed questionnaires (baseline questionnaire ...

They utilized the National Cancer Institute’s Diet History Questionnaire (DHQ) to gather dietary information and tracked causes of death through records from the Social Security Administration.