Levels of free n-3 fatty acids (nmol/g) and docosahexanoate-containing phosphatidylethanolamine (nmol/g) in liver of control subjects and subjects with Alzheimer's disease.

Abbreviations: CI, confidence interval.
*P-values for differences between means were computed by linear regression analysis after adjustment for age, gender, and post mortem interval.
**Phosphatidylethanolamine was 1-O-1′-(Z)-octadecenyl, 2-docosahexaenoyl-sn-glycero-3-phosphoethanolamine.