Dietary assessment methodologies in eating disorders: a pilot comparative validation study exploring the diet history method.

ABSTRACT:

Objective

Dietary intake and sub-optimal nutrition have a significant impact on clinical risk, outcomes and mortality in people with an eating disorder. Despite the range of dietary patterns and nutritional issues, there is limited evidence to guide effective use of dietary assessment methods. The aim of this pilot study was to examine the validity of the diet history against routine nutritional biomarkers in female adults with an eating disorder attending a regional outpatient service.

Method

This secondary data analysis utilised demographics, nutrient intakes from diet history and nutritional biomarker data. Spearman's rank correlation, simple and quadratic weighted kappa statistics and the Bland-Altman method were used to explore validity of the diet history compared to n

SUBMITTER: Hart M 

PROVIDER: S-EPMC12482415 | biostudies-literature | 2025 Sep

REPOSITORIES: biostudies-literature