Association of the newly proposed dietary index for gut microbiota and constipation: a cross-sectional study from NHANES.

ABSTRACT:

Objective

The dietary index for gut microbiota. DI-GM is an innovative metric designed to capture the diversity of the gut microbiome, yet its association with constipation remains unstudied.

Methods

In this cross-sectional study, 11,405 adults aged 20 and older were selected from the National Health and Nutrition Examination Survey 2005-2010 for the sample. Constipation was defined as fewer than three defecation frequencies per week using bowel health questionnaire (BHQ). Fewer than three bowel movements per week were considered as constipation by Bowel Health Questionnaire (BHQ). DI-GM was derived from dietary recall data, including avocado, broccoli, chickpeas, coffee, cranberries, fermented dairy, fiber, green tea, soybean and whole grains as beneficial elements, red mea

SUBMITTER: Zhang Z 

PROVIDER: S-EPMC11782033 | biostudies-literature | 2025

REPOSITORIES: biostudies-literature