We pooled data from 5 large validation studies (1999–2009) of dietary self-report
instruments that used recovery biomarkers as referents, to assess food frequency …

This article summarizes current data and approaches to assess sodium intake in individuals
and populations. A review of the literature on sodium excretion and intake estimation …

Background A limited number of studies have evaluated self-reported dietary intakes against
objective recovery biomarkers. Objective The aim was to compare dietary intakes of multiple …

We pooled data from 5 large validation studies of dietary self-report instruments that used
recovery biomarkers as references to clarify the measurement properties of food frequency …

Abstract The Oxford WebQ is an online 24-hour dietary questionnaire that is appropriate for
repeated administration in large-scale prospective studies, including the UK Biobank study …

Background Online dietary assessment tools can reduce administrative costs and facilitate
repeated dietary assessment during follow-up in large-scale studies. However, information …

New technologies are promising for the use of short-term instruments for dietary data
collection; however, innovative tools should be validated against objective biomarkers. The …

Many research questions focused on characterizing usual, or long-term average, dietary
intake of populations and subpopulations rely on short-term intake data. The objective of this …

Twenty‐four–hour urine collection is the recommended method for estimating sodium intake.
To investigate the strengths and limitations of methods used to assess completion of 24 …

Improving estimates of individuals' dietary intakes is key to obtaining more reliable evidence
for diet-health relationships from nutritional cohort studies. One approach to improvement is …