Characteristics | n | MEP Median and 25-75th percentile (ng/ml) | ΣMBPi + n Median and 25-75th percentile (ng/ml) | ΣDEHPm Median and 25-75th percentile (ng/ml) | ΣDiNPm Median and 25-75th percentile (ng/ml) |
---|---|---|---|---|---|
Sex | |||||
Boy | 278 | 22.2 (9.6–55.0) | 44.7 (27.1–71.4) | 22.0 (13.9–33.2) | 9.9 (5.8–19.7) |
Girl | 274 | 19.6 (8.8–51.9) | 43.7 (26.3–69.2) | 21.8 (12.5–31.9) | 8.6 (5.1–15.8) |
Birth weight (grams) | |||||
< 2500 | 13 | 13.4 (6.8–20.9) | 37.7 (30.2–44.1) | 20.2 (15.8–22.3) | 7.2 (6.3–19.2) |
2500–4000 | 435 | 22.6 (9.8–51.9) | 45.2 (27.2–68.5) | 22.3 (13.5–33.0) | 9.0 (5.4–17.6) |
≥ 4000 | 104 | 16.6 (8.0–65.6) | 42.5 (25.7–73.5) | 20.8 (12.3–30.1) | 10.8 (5.1–20.4) |
Preterm (<week 37) | |||||
Yes | 24 | 17.8 (9.9–72.5) | 40.9 (28.8–70.1) | 20.8 (12.0–27.2) | 9.5 (5.7–20.7) |
No | 528 | 21.4 (9.1–52.4) | 44.5 (26.6–70.0) | 22.0 (13.5–32.9) | 9.2 (5.4–18.3) |
Age at birth (year) | |||||
< 25 | 50 | 20.6 (8.9–37.7) | 44.3 (24.3–70.0) | 20.4 (14.7–33.0) | 9.3 (4.5–14.3) |
25–29 | 193 | 19.8 (9.8–47.7) | 40.5 (26.1–66.2) | 21.2 (11.2–31.3) | 9.1 (5.1–19.3) |
30–34 | 210 | 20.5 (8.9–55.0) | 45.0 (26.6–70.4) | 21.7 (14.2–32.5) | 9.3 (5.7–15.5) |
≥ 35 | 99 | 25.2 (8.8–94.8) | 52.1 (35.7–75.1) | 24.0 (13.8–34.7) | 9.2 (6.4–19.7) |
BMI (kg/m2) | |||||
< 20 | 59 | 26.1 (10.6–55.0) | 49.1 (30.2–72.5)* | 22.0 (15.0–29.3)* | 7.4 (5.0–19.3)* |
20–25 | 286 | 19.5 (8.7–46.9) | 40.4 (22.4–63.0) | 20.4 (11.6–31.0) | 8.4 (5.0–14.8) |
≥ 25 | 207 | 25.4 (9.3–65.4) | 49.9 (30.5–75.4)* | 24.0 (15.8–39.8)* | 11.5 (6.6–20.5)* |
Parity | |||||
Nulliparous | 321 | 20.9 (10.4–50.0) | 44.9 (27.0–69.4) | 21.8 (13.4–33.0) | 9.5 (5.4–19.2) |
Multiparous | 231 | 21.4 (8.6–61.5) | 43.9 (26.5–70.1) | 22.0 (13.5–32.1) | 9.1 (5.2–15.8) |
Smoking | |||||
Yes | 16 | 26.2 (7.9–69.2) | 48.2 (25.8–76.4) | 24.1 (15.7–35.8) | 11.4 (4.7–20.4) |
No | 536 | 21.0 (9.3–52.5) | 44.4 (26.7–69.7) | 21.9 (13.5–32.4) | 9.2 (5.4–18.3) |
Education level years | |||||
Low | 144 | 25.4 (10.6–65.6) | 48.5 (29.7–75.6) | 24.0 (13.5–39.0) | 10.2 (6.0–20.7) |
Intermediate | 279 | 19.8 (8.8–55.8) | 43.0 (25.3–66.9) | 21.4 (13.5–31.0) | 9.0 (5.5–16.8) |
High | 124 | 19.8 (9.1–39.6) | 45.8 (29.4–73.2) | 21.7 (12.9–31.6) | 8.5 (4.9–19.1) |
Breastfeeding | |||||
< 4 weeks | 45 | 17.0 (9.0–53.2) | 48.1 (36.1–75.2) | 24.8 (13.7–33.4) | 10.3 (7.0–21.2) |
4–19 weeks | 88 | 30.3 (14.2–91.4) | 49.9 (31.5–67.5) | 20.7 (15.2–32.8) | 12.8 (7.0–19.9) |
> 19 weeks | 419 | 20.4 (9.3–49.2) | 43.3 (25.7–70.1) | 21.8 (13.1–32.1) | 8.6 (5.1–17.2) |
Family history of asthma/allergy | |||||
Yes | 309 | 19.5 (8.4–49.9) | 44.4 (27.2–68.5) | 21.6 (13.0–32.4) | 9.7 (5.3–20.3) |
No | 239 | 23.2 (10.9–56.9) | 44.2 (26.0–71.1) | 22.3 (13.6–32.8) | 8.4 (5.4–14.8) |
Family history of asthma | |||||
Yes | 115 | 22.2 (8.1–54.1) | 41.2 (26.7–68.5) | 21.2 (13.0–32.4) | 9.0 (5.1–20.0) |
No | 437 | 20.9 (10.2–52.5) | 45.2 (26.6–70.0) | 22.1 (13.5–32.5) | 9.2 (5.6–18.0) |