Table 1.5 Mean, range, and median usual daily Intakes (ranges) of n-6 and n-3 PUFAs, in the U.S. population, from analysis of CSFII data (1994 to 1998).*

Mean (gms/d) (± SEM)†Range of Means (gms/d) (±SEM)Median (gms/d) (± SEM)†
LA (18:2n-6)13.0 ± 0.16.7 ± 0.1–17.6 ± 0.512.0 ± 0.1
Total n-3 FA1.40 ± 0.010.72 ± 0.02 – 1.86 ± 0.041.30 ± 0.01
ALA (18:3n-3)1.30 ± 0.010.72 ± 0.02 – 1.73 ± 0.041.21 ± 0.01
EPA (20:5n-3)0.0280.002 – 0.0490.004
DPA (22:5n-3)0.0130.001 – 0.0190.005
DHA (22:6n-3)0.057 ± 0.018< 0.0005 ± 0.0010.046 ± 0.013
9

Source: Adapted from Dietary Reference Intakes Report;

*

Estimates are based on respondents' intakes on the first day of survey and were adjusted using the Iowa State University method;

† For all individuals.

From: 1, Introduction

Cover of Effects of Omega-3 Fatty Acids on Cognitive Function with Aging, Dementia, and Neurological Diseases
Effects of Omega-3 Fatty Acids on Cognitive Function with Aging, Dementia, and Neurological Diseases.
Evidence Reports/Technology Assessments, No. 114.
MacLean CH, Issa AM, Newberry SJ, et al.
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