Table II.

Omega-3 and omega-6 PUFA contents of erythrocyte membrane phospholipids in Greenlandic Inuit women

PUFAa	N	Mean±SD	Rangeb
% of the total fatty acids
C18:3n-3 (ALA)	117	0.27±0.11	0.02–0.71
C18:4n-3 (STA)	118	0.03±0.05	0.00–0.53
C20:3n-3	118	0.03±0.02	0.00–0.12
C20:4n-3	118	0.03±0.03	0.00–0.19
C20:5n-3 (EPA)	118	4.81±2.83	0.60–12.36
C22:5n-3 (DPA)	118	1.48±0.42	0.53–2.57
C22:6n-3 (DHA)	118	7.32±1.85	2.70–13.05
Σomega-3 HPFAc	118	13.67±4.69	4.27–27.32
Σomega-3 PUFAd	118	13.97±4.63	4.78–27.56
C18:2n-6 (LA)	118	14.89±4.08	5.94–25.41
C18:3n-6 (GLA)	118	0.11±0.04	0.01–0.22
C20:2n-6	118	0.50±0.17	0.08–0.91
C20:3n-6 (DGLA)	118	1.71±0.72	0.25–3.81
C20:4n-6 (AA)	118	5.41±1.23	3.50–9.29
C22:2n-6	118	0.02±0.02	0.00–0.13
C22:4n-6	118	0.06±0.06	0.00–0.28
C22:5n-6 (OBA)	118	0.11±0.07	0.00–0.32
Σomega-6 PUFAe	118	22.79±4.47	12.44–31.45
Ratio
Σomega-3/Σomega-6 PUFA	118	0.68±0.37	0.17–2.21
ALA/LA	117	0.02±0.01	0.003–0.04
EPA/LA	118	0.41±0.40	0.03–1.92
DHA/LA	118	0.57±0.34	0.12–2.15
Σomega-3 HPFA/LA	118	1.11±0.79	0.19–4.50
EPA/AA	118	0.91±0.52	0.14–2.29
DHA/AA	118	1.42±0.47	0.43–2.62
Σomega-3 HPFA/AA	118	2.62±0.98	0.67–5.30

^aMeasured at baseline (year 2000).

^bMinimum–maximum.

^cOmega-3 HPFA=ΣC20:3n-3+C20:4n-3+C20:5n-3+C22:5n-3+C22:6n-3.

^dOmega-3 PUFA=ΣC18:3n-3+C18:4n-3+C20:3n-3+C20:4n-3+C20:5n-3+C22:5n-3+C22:6n-3.

^eOmega-6 PUFA=ΣC18:2n-6+C18:3n-6+C20:2n-6+C20:3n-6+C20:4n-6+C22:2n-6+C22:4n-6+C22:5n-6.