Figure 1.

Adjusted odds ratios (with 95% confidence intervals) for taking folic acid supplements 1-4 times/day among men (top) and women (bottom) aged ≥ 18 years with either ever diagnosed depression or elevated depressive symptoms (EDS) or both.

Zhao et al. Nutrition Journal 2011 10:102   doi:10.1186/1475-2891-10-102
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