Dietary influence on the link between depression and muscle mass and muscle strength: exploring interaction and mediation effects.

ABSTRACT:

Introduction

The present study aimed to investigate the associations of depression with muscle mass and muscle strength, and whether these associations were modified or mediated by dietary energy intake and dietary quality.

Methods

Our study included participants aged 40 and above from the 2011-2018 cycles of the National Health and Nutrition Examination Survey (NHANES). Depression was evaluated using the nine-item Patient Health Questionnaire. Skeletal muscle mass index (SMI) and handgrip strength (HGS) were used to evaluate muscle mass and muscle strength, respectively. Information on dietary intake were obtained via dietary recall. Dietary quality was assessed using healthy eating index-2015 (HEI-2015). We performed multivariable linear regression models to examine the as

SUBMITTER: Gan D 

PROVIDER: S-EPMC11852900 | biostudies-literature | 2025 Feb

REPOSITORIES: biostudies-literature