Diabetes modifies the cross-sectional association between Healthy Eating Index-2015 and clinically relevant depressive symptoms: a NHANES analysis with an indep... (opens in new tab)

BackgroundAlthough dietary patterns have been increasingly linked to mental health, evidence regarding the cross-sectional association between overall diet quality and clinically relevant depressive symptoms remains inconsistent. We aimed to examine the association between the Healthy Eating Index-2015 (HEI-2015) and PHQ-9-defined clinically relevant depressive symptoms in a nationally representative U.S. population and to assess whether the findings were reproducible in an independent hospit...