Skip to main content

Table 2 Percentages by weight of fatty acid in maternal and cord blood erythrocytes

From: Determinants of polyunsaturated fatty acid concentrations in erythrocytes of pregnant Japanese women from a birth cohort study: study protocol and baseline findings of an adjunct study of the Japan environment & Children’s study

Fatty acid

Maternal blood (n = 1623)

Cord blood (n = 1505)

14:0

0.4 (0.2–1.2)

0.4 (0.0–0.9)

15:0

 

0.1 (0.0–0.5)

0.1 (0.0–0.3)

16:0

 

24.7 (20.4–30.4)

27.0 (23.1–32.3)

16:1n-7

 

0.3 (0.0–1.0)

0.4 (0.0–1.9)

18:0

 

15.7 (12.5–25.2)

18.0 (14.7–34.6)

18:1n-7

 

1.1 (0.0–1.7)

1.6 (0.1–2.3)

18:1n-9

 

12.8 (9.0–18.3)

10.0 (6.4–17.6)

18:2n-6

LA

9.1 (4.2–14.0)

4.2 (2.6–9.6)

18:3n-3

ALA

0.2 (0.0–2.7)

0.0 (0.0–0.6)

20:3n-6

 

1.3 (0.7–2.5)

2.4 (1.2–4.2)

20:4n-6

ARA

11.6 (6.6–16.2)

15.5 (9.1–20.0)

20:5n-3

EPA

0.7 (0.1–4.1)

0.3 (0.0–2.5)

22:0

 

1.2 (0.0–9.8)

1.0 (0.0–3.3)

22:4n-6

 

2.0 (0.2–4.3)

2.9 (0.8–5.2)

22:5n-3

 

1.9 (0.9–3.5)

0.7 (0.3–1.9)

22:6n-3

DHA

7.4 (3.2–11.0)

6.8 (3.1–10.7)

24:0

 

3.3 (0.9–6.8)

3.8 (2.9–5.5)

24:1n-9

 

4.1 (0.9–6.2)

2.9 (0.7–7.0)

  1. Median (min-max)