Table 1.

Sequential changes of the biochemical parameters in early pregnancy.

Time points: _1: basal screening, _2: early pregnancy app. week 2–3, and _3: third trimester.

	IVF preg	IVF no preg	Spontaneous
AMH	36.0 ± 23.8	19.2 ± 12.9
TSH_1	1.48 ± 0.69	1.50 ± 0.82	1.49 ± 0.92
TSH_2	2.06 ± 1.06		1.44 ± 0.78
TSH_3			1.43 ± 0.57
fT3_1	4.18 ± 0.82	4.38 ± 0.67	4.32 ± 1.30
fT3_2	4.36 ± 0.69		4.34 ± 0.91
fT3_3			4.20 ± 0.56
fT4_1	13.41 ± 2.25	14.67 ± 2.87	13.74 ± 4.24
fT4_2	14.37 ± 2.24		14.12 ± 2.26
fT4_3			12.09 ± 1.52
Mg_1	0.95 ± 0.06	0.93 ± 0.06	0.95 ± 0.05
Mg_2	0.90 ± 0.08		0.92 ± 0.05
Mg_3			0.84 ± 0.07
Zn_1	13.12 ± 2.20	13.31 ± 2.34	13.53 ± 2.34
Zn_2	12.72 ± 2.52		12.88 ± 2.10
Zn_3			10.41 ± 1.54
SE_1	82.65 ± 25.06