Fig. 2.
Associations of plasma PUFA levels and fish oil supplementation with dementia risk. Plasma PUFA concentrations and proportions were standardized to Z values. Results were adjusted for age, sex, education, and APOE ε4 status (model 1). For plasma PUFA proportions, results were further adjusted for absolute concentration of total fatty acids. PUFA, polyunsaturated fatty acids; CI, confidence interval