Table 3.
Biological results according to smoking status in pregnant women and in CB
| Smokers | Nonsmokers | p | |
|---|---|---|---|
| Mothers | (n = 21) | (n = 54) | |
| Ioduria | |||
| (3rd trimester), μg/l | 69 (16–193) | 125 (18–358) | 0.007 |
| Iodine supplementation | 28.6% | 40.4% | NS |
| Cotininuria | |||
| (3rd trimester), μg/l | 129 (0–364) | 0 (0–77) | <0.0001 |
| Mothers: V4 | |||
| Tg, ng/ml | 26.9 (5.4–112) | 19.7 (2.1–107) | NS |
| Anti-Tg, UI/ml | 25 (9–154) | 23 (0–45) | NS |
| Anti-Tg >60 UI/ml, n | 1 | 0 | NS |
| fT4, pmol/l | 10.9 (8.1–14.4) | 11.7 (7.4–15.5) | 0.02 |
| TSH, mUI/l | 2 (0.4–3.2) | 1.8 (0.2–5.4) | NS |
| fT3, pmol/l | 4.2 (3.5–4.8) | 4 (3–5) | NS |
| CB | (n = 21) | (n = 52) | |
| Tg, ng/ml | 114 (29–336) | 64.7 (10–176) | <0.005 |
| Anti-Tg, UI/ml | 18 (5.5–65) | 14 (0–29.5) | NS |
| fT4, pmol/l | 14.7 (9.8–16.6) | 12.7 (9.5–17.4) | 0.09 |
| TSH, mUI/l | 6.4 (1.8–19) | 6.3 (2.5–24.5) | NS |
| fT3, pmol/l | 2.2 (1.8–4) | 2.2 (1.4–4.8) | NS |
| rT3, nmol/l | 4 (2–16.4) | 3.3 (0.3–8.8) | NS |
Results are expressed as medians (range), except where indicated otherwise. V4: data from assessment at delivery. NS = Not significant.