Sex differences in the association between Korean Healthy Eating Index and type 2 diabetes mellitus in Korean adults: a prospective cohort study.

ABSTRACT:

Objectives

Dietary quality is a modifiable determinant of type 2 diabetes mellitus (T2DM). However, evidence on the Korean Healthy Eating Index (KHEI) and sex-specific differences in its association with T2DM risk remains limited. This study is to examine the longitudinal association between KHEI and incident T2DM in Korean adults, with a focus on potential sex differences.

Methods

We analyzed 56,000 adults (37,684 women and 18,316 men) from the Health Examinee cohort of the Korean Genome and Epidemiology Study. Dietary intake was assessed using a validated semi-quantitative food frequency questionnaire, and KHEI scores were constructed based on national guidelines. Incident T2DM was defined using physician diagnosis, treatment history, or biochemical criteria. Cox proportio

SUBMITTER: Park Y 

PROVIDER: S-EPMC12615150 | biostudies-literature | 2025 Oct

REPOSITORIES: biostudies-literature