DHA = docosahexaenoic acid; EPA = eicosapentaenoic acid.
*— Evidence is rated C rather than A because the outcomes are not patient oriented.
A = consistent, good-quality patient-oriented evidence; B = inconsistent or limited-quality patient-oriented evidence; C = consensus, disease-oriented evidence, usual practice, expert opinion, or case series. For information about the SORT evidence rating system, go to http://www.aafp.org/afpsort.xml.