Frequent consumption of vegetables predicts lower risk of depression in older Taiwanese - results of a prospective population-based study.

Objective: The study evaluated the association between consumption frequencies of the major food categories and the risk of new depression four years later in older Taiwanese.

Design: A prospective cohort study with multistage random sampling. Logistic regression analysis evaluated the significance of the longitudinal associations of intake frequencies of the major food categories with future (4 years later) risk of new depression, controlled for possible confounding factors with or without adjustment for cognitive status.