Figure 1From: A Taiwanese food frequency questionnaire correlates with plasma docosahexaenoic acid but not with plasma eicosapentaenoic acid levels: questionnaires and plasma biomarkers Mean (± SEM) plasma DHA plotted against median daily fish and seafood (Upper) as well as DHA (Lower) intakes by quintile, after adjustment for age, sex, and total energy; both P < 0.001, test for trend. Back to article page