Table 1.
Characteristics of 208 Nunavimmiut pregnant women recruited in 2011 to 2013 as part of project “Biomonitoring of environmental pollutants in maternal blood in Nunavik” (Government of Canada (2016a))
| No. | Statistics | 95% CI | |
|---|---|---|---|
| Maternal age, geometric mean [range] | 207 | 24.1 [18–41] | 23.4–24.7 |
| Smoker status (%) | |||
| Non-smoker | 22 | 10.6 | 6.36–14.8 |
| Smoker | 186 | 89.4 | 85.2–93.6 |
| Missing data | 0 | 0 | |
| n-3/n-6 PUFA ratio, geometric mean [range] | 204 | 0.27 [0.11–0.72] | 0.26–0.28 |
| Number of cigarettes per day, arithmetic mean [range] | 208 | 8.18 [0–50] | 7.30–9.06 |
| Parity (%) | |||
| 0 | 70 | 33.7 | 27.2–40.1 |
| 1 | 48 | 23.1 | 17.3–28.9 |
| > 1 | 85 | 40.9 | 34.1–47.6 |
| Missing data | 5 | 2.40 | |
| Prior breastfeeding (%) | |||
| No | 97 | 46.6 | 39.8–53.5 |
| Yes | 111 | 53.4 | 46.5–60.2 |
| Missing data | 0 | 0 | |
| Cumulative months of breastfeeding, arithmetic mean [Range] | 208 | 12.2 [0–202] | 8.05–16.4 |
| Trimester of pregnancy (%) | |||
| 1 | 64 | 30.8 | 24.4–37.1 |
| 2 | 86 | 41.3 | 34.6–48.1 |
| 3 | 58 | 27.9 | 21.7–34.0 |
| Missing data | 0 | 0 | |
| Coast of residence (%) | |||
| Hudson Bay | 104 | 50.2 | 43.4–57.1 |
| Hudson Strait | 43 | 20.8 | 15.2–26.3 |
| Ungava Bay | 60 | 28.9 | 22.8–35.2 |
| Missing data | 1 | 0.48 | |
| Education (%) | |||
| High school not completed | 131 | 62.3 | 56.4–69.6 |
| High school completed | 67 | 32.2 | 25.8–38.6 |
| Missing data | 10 | 4.81 | |
| Personal annual income, CAD (%) | |||
| < $20,000 | 72 | 34.6 | 28.1–41.1 |
| ≥ $20,000 | 48 | 23.1 | 17.3–28.9 |
| Missing data | 88 | 42.3 | 35.5–49.1 |
| Family annual income, CAD (%) | |||
| < $20,000 | 14 | 6.73 | 3.30–10.2 |
| ≥ $20,000 | 36 | 17.3 | 12.1–22.5 |
| Missing data | 158 | 76.0 | 70.1–81.8 |