Table 1.
Characteristics of participants at enrollment and dietary intake at mid pregnancy (n = 255).
| Age, years | 29.5 (4.4) |
| BMI, kg/m2 | 23.2 (4.2) |
| Parity, n (%) | |
| 0 children | 118, 51% |
| 1 child | 84, 36% |
| ≥2 children | 30, 13% |
| Smoking, n (%) | |
| Non-smoker | 177, 70% |
| Occasional smoker | 26, 10% |
| Daily smoker <15 cigarettes/day | 43, 17% |
| Daily smoker ≥15 cigarettes/day | 8, 3% |
| Education, n (%) 201 | |
| 10th grade or less | 53, 26% |
| High school similar or more | 140, 70% |
| Dietary intake | |
| Total energy intake, kJ/day | 10,210 (2550) |
| Carbohydrate, % energy | 51.8 (5.9) |
| Fat, % energy | 32.6 (6.3) |
| Protein, % energy | 15.2 (2.5) |
| Alcohol, % energy | 0.4 (0.5) |
| EPA, g/day | 0.10 (0.12) * |
| DHA, g/day | 0.26 (0.25) * |
| EPA + DHA, g/day | 0.37 (0.35) * |
| ALA, g/day | 2.06 (1.17) * |
| LA, g/day | 9.81 (4.36) * |
| AA, g/day | 0.08 (0.06) * |
| Plasma biomarker (%TPFA) | |
| EPA | 0.45 (0.21) |
| DHA | 1.53 (0.55) |
| EPA + DHA | 1.99 (0.73) |
| ALA | 0.58 (0.15) |
| LA | 19.86 (3.12) |
| AA | 3.08 (1.02) |
Presented as number, % for categorical variable and mean (sd) for continuous variables unless otherwise indicated. A random sample of pregnancies from the Danish National Birth Cohort (n = 243). * =Median (IQR)AA: arachidonic acid; ALA: α-linolenic acid; BMI: body mass index; DHA: docohexaenoic acid; EPA: eicosapentaenoic acid; IQR: inter quartile range; LA: linoleic acid; %TPFA: percentage of total plasma fatty acids.