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Baseline Characteristics for total cohort (n = 308)
| Characteristics | Figures |
|---|---|
| Age (years)a | 31(5) |
| Booking BMI (kg/m2)b | 24.4 (22.0, 28.3) |
| Gestation (weeks)b | 37.0 (36.1, 37.6) |
| Primiparous | 128 (42%) |
| Smoking | 31 (10%) |
| Caucasian | 295 (96%) |
| TSH (mIU/l)b | 1.9 (1.4, 2.6) |
| Free T4 (pmol/l)a | 12.0 (1.6) |
| TPO-Ab positive | 16/305 (5%) |
| Urinary Iodine (μg/l)b | 88 (55, 157) |
| Urinary Perchlorate (μg/l)b | 2.1 (1.4,3.8) |
| Urinary Thiocyanate (μg/l)b | 436 (302,683) |
Data presented as amean (SD), b median (IQR) or (n) %
