Table 2.
Biological results according to iodine supplementation in pregnant women and in CB
| Iodine | Controls | p | |
|---|---|---|---|
| Mothers: V1 | (n = 32) | (n = 54) | |
| Tg, ng/ml | 17 (2.4–45.1) | 17.5 (1.3–84.1) | NS |
| Anti-Tg, UI/ml | 20.9 (6.4–235.2) | 19.5 (0–164.7) | NS |
| Anti-Tg >60 UI/ml, n | 2 | 5 | NS |
| fT4, pmol/l | 14.1 (12–17.2) | 14.8 (12–18.5) | NS |
| fT3, pmol/l | 5.1 (3.8–6.7) | 5 (4.1–6.2) | NS |
| TSH, mUI/l | 1.2 (0.1–2.4) | 1.2 (0.2–2.4) | NS |
| UIE, μg/l | 111 (28–399) | 103 (14–355) | NS |
| Mothers: V4 | (n = 27) | (n = 49) | |
| Tg, ng/ml | 15.7 (2.7–62) | 25 (2–112) | <0.02 |
| Anti-Tg, UI/ml | 24 (0–154) | 24 (8–43) | NS |
| Anti-Tg >60 UI/ml, n | 1 | 0 | NS |
| fT4, pmol/l | 11 (8–15.5) | 11.7 (7.4–14.2) | NS |
| TSH, mUI/l | 1.6 (0.7–4.2) | 2 (0.2–5.4) | 0.06 |
| fT3, pmol/l | 4 (3–5) | 4 (3–5) | NS |
| UIE (3rd trimester), μg/l | 160 (18–358) | 76 (16–303) | <0.0001 |
| CB | (n = 27) | (n = 47) | |
| Tg, ng/ml | 77 (10–176) | 79.5 (15–336) | NS |
| Anti-Tg, UI/ml | 13.5 (0–65) | 16 (5.5–29.5) | NS |
| Anti-Tg >60 UI/ml, n | 1 | 0 | NS |
| fT4, pmol/l | 13.2 (10.6–17) | 12.6 (9.5–17) | NS |
| TSH, mUI/l | 7.5 (2.5–19) | 6.2 (1.8–24.5) | 0.1 |
| fT3, pmol/l | 2.2 (1.4–4.8) | 2.2 (1.4–4.6) | NS |
| rT3, nmol/l | 3.2 (0.3–8) | 3.8 (1.5–16.4) | 0.05 |
Results are expressed as medians (range), except where indicated otherwise. V1: data from assessment at inclusion (first trimester); V4: data from assessment at delivery.
NS = Not significant.