TSH

fT4

L-T4 -dose

1. Trimester

Until 12. weeks

Mean + SD [Median]

RR: 0.1 - 2.5 μU/ml

(n = 216)

0.82 ± 1.29 [0.36]

RR: 11.6 - 19.3 pmol/l

(n = 534)

18.3 ± 4.0 [17.6]

(n = 533)

89.6 ± 47.1 μg [100 μg]

2. Trimester

Between 13.-28. weeks

Mean + SD [Median]

RR: 0.2 - 3.0 μU/ml

(n = 351)

0.42 ± 1.87 [0.05]

RR: 9.0 - 16.7 pmol/l

(n = 1083)

16.6 ± 2.7 [16.5]

(n = 1084)

130.9 ± 52.3 μg [150 μg]

3. Trimester

Over > 29. weeks

Mean + SD [Median]

RR: 0.3 - 3.0 - 3.5 μU/ml

(n = 198)

0.21 ± 0.43 [0.05]

RR: 9.0 - 15.4 pmol/l

(n = 577)

17.2 ± 2.8 [17.0]

(n = 577)

167.5 ± 54.4 μg [150 μg]